Home / 11,064.08-15,264.88-6,347.52

Finding the Fourth Proportional to 11,064.08, 15,264.88 and 6,347.52

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Solution

The fourth proportional to 11,064.08, 15,264.88 and 6,347.52 is: 8,757.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,064.08 : 15,264.88 = 6,347.52 : x
  2. Step 2: Convert to fraction form
    11,064.08/15,264.88 = 6,347.52/x
  3. Step 3: Cross multiply
    11,064.08x = 15,264.88 × 6,347.52
  4. Step 4: Simplify right side
    11,064.08x = 96,894,131.10
  5. Step 5: Solve for x
    x = 96,894,131.10/11,064.08
  6. Step 6: Final answer
    x = 8,757.54

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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.