Home / 9,075.74-13,612.38-3,530.78

Finding the Fourth Proportional to 9,075.74, 13,612.38 and 3,530.78

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Solution

The fourth proportional to 9,075.74, 13,612.38 and 3,530.78 is: 5,295.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,075.74 : 13,612.38 = 3,530.78 : x
  2. Step 2: Convert to fraction form
    9,075.74/13,612.38 = 3,530.78/x
  3. Step 3: Cross multiply
    9,075.74x = 13,612.38 × 3,530.78
  4. Step 4: Simplify right side
    9,075.74x = 48,062,250.99
  5. Step 5: Solve for x
    x = 48,062,250.99/9,075.74
  6. Step 6: Final answer
    x = 5,295.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.