Home / 11,276.95-15,561.98-6,241.17

Finding the Fourth Proportional to 11,276.95, 15,561.98 and 6,241.17

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Solution

The fourth proportional to 11,276.95, 15,561.98 and 6,241.17 is: 8,612.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,276.95 : 15,561.98 = 6,241.17 : x
  2. Step 2: Convert to fraction form
    11,276.95/15,561.98 = 6,241.17/x
  3. Step 3: Cross multiply
    11,276.95x = 15,561.98 × 6,241.17
  4. Step 4: Simplify right side
    11,276.95x = 97,124,989.87
  5. Step 5: Solve for x
    x = 97,124,989.87/11,276.95
  6. Step 6: Final answer
    x = 8,612.70

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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.