Home / 9,115.17-13,673.04-2,875.24

Finding the Fourth Proportional to 9,115.17, 13,673.04 and 2,875.24

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Solution

The fourth proportional to 9,115.17, 13,673.04 and 2,875.24 is: 4,312.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,115.17 : 13,673.04 = 2,875.24 : x
  2. Step 2: Convert to fraction form
    9,115.17/13,673.04 = 2,875.24/x
  3. Step 3: Cross multiply
    9,115.17x = 13,673.04 × 2,875.24
  4. Step 4: Simplify right side
    9,115.17x = 39,313,203.16
  5. Step 5: Solve for x
    x = 39,313,203.16/9,115.17
  6. Step 6: Final answer
    x = 4,312.94

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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.