Home / 8,637.28-12,953.26-2,395.76

Finding the Fourth Proportional to 8,637.28, 12,953.26 and 2,395.76

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Solution

The fourth proportional to 8,637.28, 12,953.26 and 2,395.76 is: 3,592.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,637.28 : 12,953.26 = 2,395.76 : x
  2. Step 2: Convert to fraction form
    8,637.28/12,953.26 = 2,395.76/x
  3. Step 3: Cross multiply
    8,637.28x = 12,953.26 × 2,395.76
  4. Step 4: Simplify right side
    8,637.28x = 31,032,902.18
  5. Step 5: Solve for x
    x = 31,032,902.18/8,637.28
  6. Step 6: Final answer
    x = 3,592.90

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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.