Home / 11,294.87-15,587.52-6,259.64

Finding the Fourth Proportional to 11,294.87, 15,587.52 and 6,259.64

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Solution

The fourth proportional to 11,294.87, 15,587.52 and 6,259.64 is: 8,638.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,294.87 : 15,587.52 = 6,259.64 : x
  2. Step 2: Convert to fraction form
    11,294.87/15,587.52 = 6,259.64/x
  3. Step 3: Cross multiply
    11,294.87x = 15,587.52 × 6,259.64
  4. Step 4: Simplify right side
    11,294.87x = 97,572,263.69
  5. Step 5: Solve for x
    x = 97,572,263.69/11,294.87
  6. Step 6: Final answer
    x = 8,638.64

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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.