Home / 7,389.31-10,197.16-4,032.05

Finding the Fourth Proportional to 7,389.31, 10,197.16 and 4,032.05

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Solution

The fourth proportional to 7,389.31, 10,197.16 and 4,032.05 is: 5,564.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,389.31 : 10,197.16 = 4,032.05 : x
  2. Step 2: Convert to fraction form
    7,389.31/10,197.16 = 4,032.05/x
  3. Step 3: Cross multiply
    7,389.31x = 10,197.16 × 4,032.05
  4. Step 4: Simplify right side
    7,389.31x = 41,115,387.83
  5. Step 5: Solve for x
    x = 41,115,387.83/7,389.31
  6. Step 6: Final answer
    x = 5,564.18

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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.