Home / 11,288.50-15,577.65-6,252.70

Finding the Fourth Proportional to 11,288.50, 15,577.65 and 6,252.70

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Solution

The fourth proportional to 11,288.50, 15,577.65 and 6,252.70 is: 8,628.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,288.50 : 15,577.65 = 6,252.70 : x
  2. Step 2: Convert to fraction form
    11,288.50/15,577.65 = 6,252.70/x
  3. Step 3: Cross multiply
    11,288.50x = 15,577.65 × 6,252.70
  4. Step 4: Simplify right side
    11,288.50x = 97,402,372.16
  5. Step 5: Solve for x
    x = 97,402,372.16/11,288.50
  6. Step 6: Final answer
    x = 8,628.46

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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.