Home / 10,159.02-15,238.15-3,585.06

Finding the Fourth Proportional to 10,159.02, 15,238.15 and 3,585.06

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Solution

The fourth proportional to 10,159.02, 15,238.15 and 3,585.06 is: 5,377.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,159.02 : 15,238.15 = 3,585.06 : x
  2. Step 2: Convert to fraction form
    10,159.02/15,238.15 = 3,585.06/x
  3. Step 3: Cross multiply
    10,159.02x = 15,238.15 × 3,585.06
  4. Step 4: Simplify right side
    10,159.02x = 54,629,673.08
  5. Step 5: Solve for x
    x = 54,629,673.08/10,159.02
  6. Step 6: Final answer
    x = 5,377.46

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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.