Home / 11,892.08-16,411.20-6,587

Finding the Fourth Proportional to 11,892.08, 16,411.20 and 6,587

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Solution

The fourth proportional to 11,892.08, 16,411.20 and 6,587 is: 9,090.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,892.08 : 16,411.20 = 6,587 : x
  2. Step 2: Convert to fraction form
    11,892.08/16,411.20 = 6,587/x
  3. Step 3: Cross multiply
    11,892.08x = 16,411.20 × 6,587
  4. Step 4: Simplify right side
    11,892.08x = 108,100,574.40
  5. Step 5: Solve for x
    x = 108,100,574.40/11,892.08
  6. Step 6: Final answer
    x = 9,090.13

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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.