Home / 7,432.36-10,256.38-4,075.08

Finding the Fourth Proportional to 7,432.36, 10,256.38 and 4,075.08

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Solution

The fourth proportional to 7,432.36, 10,256.38 and 4,075.08 is: 5,623.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,432.36 : 10,256.38 = 4,075.08 : x
  2. Step 2: Convert to fraction form
    7,432.36/10,256.38 = 4,075.08/x
  3. Step 3: Cross multiply
    7,432.36x = 10,256.38 × 4,075.08
  4. Step 4: Simplify right side
    7,432.36x = 41,795,569.01
  5. Step 5: Solve for x
    x = 41,795,569.01/7,432.36
  6. Step 6: Final answer
    x = 5,623.46

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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.