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Finding the Fourth Proportional to 5,824.62, 8,737.34 and 1,931.76

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Solution

The fourth proportional to 5,824.62, 8,737.34 and 1,931.76 is: 2,897.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,824.62 : 8,737.34 = 1,931.76 : x
  2. Step 2: Convert to fraction form
    5,824.62/8,737.34 = 1,931.76/x
  3. Step 3: Cross multiply
    5,824.62x = 8,737.34 × 1,931.76
  4. Step 4: Simplify right side
    5,824.62x = 16,878,434.26
  5. Step 5: Solve for x
    x = 16,878,434.26/5,824.62
  6. Step 6: Final answer
    x = 2,897.77

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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.