Home / 10,646.48-14,691.44-6,169.43

Finding the Fourth Proportional to 10,646.48, 14,691.44 and 6,169.43

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Solution

The fourth proportional to 10,646.48, 14,691.44 and 6,169.43 is: 8,513.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,646.48 : 14,691.44 = 6,169.43 : x
  2. Step 2: Convert to fraction form
    10,646.48/14,691.44 = 6,169.43/x
  3. Step 3: Cross multiply
    10,646.48x = 14,691.44 × 6,169.43
  4. Step 4: Simplify right side
    10,646.48x = 90,637,779.83
  5. Step 5: Solve for x
    x = 90,637,779.83/10,646.48
  6. Step 6: Final answer
    x = 8,513.40

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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.