Home / 11,547.08-15,935-6,241.92

Finding the Fourth Proportional to 11,547.08, 15,935 and 6,241.92

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Solution

The fourth proportional to 11,547.08, 15,935 and 6,241.92 is: 8,613.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,547.08 : 15,935 = 6,241.92 : x
  2. Step 2: Convert to fraction form
    11,547.08/15,935 = 6,241.92/x
  3. Step 3: Cross multiply
    11,547.08x = 15,935 × 6,241.92
  4. Step 4: Simplify right side
    11,547.08x = 99,464,995.20
  5. Step 5: Solve for x
    x = 99,464,995.20/11,547.08
  6. Step 6: Final answer
    x = 8,613.87

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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.