Home / 5,154.68-7,143.40-5,056.22

Finding the Fourth Proportional to 5,154.68, 7,143.40 and 5,056.22

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Solution

The fourth proportional to 5,154.68, 7,143.40 and 5,056.22 is: 7,006.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,154.68 : 7,143.40 = 5,056.22 : x
  2. Step 2: Convert to fraction form
    5,154.68/7,143.40 = 5,056.22/x
  3. Step 3: Cross multiply
    5,154.68x = 7,143.40 × 5,056.22
  4. Step 4: Simplify right side
    5,154.68x = 36,118,601.95
  5. Step 5: Solve for x
    x = 36,118,601.95/5,154.68
  6. Step 6: Final answer
    x = 7,006.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.