Home / 7,432.46-10,256.56-4,075.19

Finding the Fourth Proportional to 7,432.46, 10,256.56 and 4,075.19

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Solution

The fourth proportional to 7,432.46, 10,256.56 and 4,075.19 is: 5,623.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,432.46 : 10,256.56 = 4,075.19 : x
  2. Step 2: Convert to fraction form
    7,432.46/10,256.56 = 4,075.19/x
  3. Step 3: Cross multiply
    7,432.46x = 10,256.56 × 4,075.19
  4. Step 4: Simplify right side
    7,432.46x = 41,797,369.28
  5. Step 5: Solve for x
    x = 41,797,369.28/7,432.46
  6. Step 6: Final answer
    x = 5,623.63

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Half scale
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Double scale
Find fourth proportional to 7,433.46, 10,257.94 and 4,076.19
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.