Home / 9,126.48-13,688.15-2,551.11

Finding the Fourth Proportional to 9,126.48, 13,688.15 and 2,551.11

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Solution

The fourth proportional to 9,126.48, 13,688.15 and 2,551.11 is: 3,826.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,126.48 : 13,688.15 = 2,551.11 : x
  2. Step 2: Convert to fraction form
    9,126.48/13,688.15 = 2,551.11/x
  3. Step 3: Cross multiply
    9,126.48x = 13,688.15 × 2,551.11
  4. Step 4: Simplify right side
    9,126.48x = 34,919,963.59
  5. Step 5: Solve for x
    x = 34,919,963.59/9,126.48
  6. Step 6: Final answer
    x = 3,826.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.