Home / 11,854.04-16,358.94-6,549.20

Finding the Fourth Proportional to 11,854.04, 16,358.94 and 6,549.20

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Solution

The fourth proportional to 11,854.04, 16,358.94 and 6,549.20 is: 9,038.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,854.04 : 16,358.94 = 6,549.20 : x
  2. Step 2: Convert to fraction form
    11,854.04/16,358.94 = 6,549.20/x
  3. Step 3: Cross multiply
    11,854.04x = 16,358.94 × 6,549.20
  4. Step 4: Simplify right side
    11,854.04x = 107,137,969.85
  5. Step 5: Solve for x
    x = 107,137,969.85/11,854.04
  6. Step 6: Final answer
    x = 9,038.10

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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.