Home / 5,772.26-8,657.28-1,875.76

Finding the Fourth Proportional to 5,772.26, 8,657.28 and 1,875.76

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Solution

The fourth proportional to 5,772.26, 8,657.28 and 1,875.76 is: 2,813.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,772.26 : 8,657.28 = 1,875.76 : x
  2. Step 2: Convert to fraction form
    5,772.26/8,657.28 = 1,875.76/x
  3. Step 3: Cross multiply
    5,772.26x = 8,657.28 × 1,875.76
  4. Step 4: Simplify right side
    5,772.26x = 16,238,957.89
  5. Step 5: Solve for x
    x = 16,238,957.89/5,772.26
  6. Step 6: Final answer
    x = 2,813.27

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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.