Home / 8,372.22-12,545.02-4,423.34

Finding the Fourth Proportional to 8,372.22, 12,545.02 and 4,423.34

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Solution

The fourth proportional to 8,372.22, 12,545.02 and 4,423.34 is: 6,627.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,372.22 : 12,545.02 = 4,423.34 : x
  2. Step 2: Convert to fraction form
    8,372.22/12,545.02 = 4,423.34/x
  3. Step 3: Cross multiply
    8,372.22x = 12,545.02 × 4,423.34
  4. Step 4: Simplify right side
    8,372.22x = 55,490,888.77
  5. Step 5: Solve for x
    x = 55,490,888.77/8,372.22
  6. Step 6: Final answer
    x = 6,627.98

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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.