Home / 9,372.48-14,042.28-8,355.60

Finding the Fourth Proportional to 9,372.48, 14,042.28 and 8,355.60

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Solution

The fourth proportional to 9,372.48, 14,042.28 and 8,355.60 is: 12,518.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,372.48 : 14,042.28 = 8,355.60 : x
  2. Step 2: Convert to fraction form
    9,372.48/14,042.28 = 8,355.60/x
  3. Step 3: Cross multiply
    9,372.48x = 14,042.28 × 8,355.60
  4. Step 4: Simplify right side
    9,372.48x = 117,331,674.77
  5. Step 5: Solve for x
    x = 117,331,674.77/9,372.48
  6. Step 6: Final answer
    x = 12,518.74

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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.