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Finding the Fourth Proportional to 9,503.85, 14,254.98 and 2,930.10

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Solution

The fourth proportional to 9,503.85, 14,254.98 and 2,930.10 is: 4,394.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,503.85 : 14,254.98 = 2,930.10 : x
  2. Step 2: Convert to fraction form
    9,503.85/14,254.98 = 2,930.10/x
  3. Step 3: Cross multiply
    9,503.85x = 14,254.98 × 2,930.10
  4. Step 4: Simplify right side
    9,503.85x = 41,768,445.62
  5. Step 5: Solve for x
    x = 41,768,445.62/9,503.85
  6. Step 6: Final answer
    x = 4,394.90

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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.