Home / 9,764.90-14,657.08-5,384.42

Finding the Fourth Proportional to 9,764.90, 14,657.08 and 5,384.42

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Solution

The fourth proportional to 9,764.90, 14,657.08 and 5,384.42 is: 8,082.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,764.90 : 14,657.08 = 5,384.42 : x
  2. Step 2: Convert to fraction form
    9,764.90/14,657.08 = 5,384.42/x
  3. Step 3: Cross multiply
    9,764.90x = 14,657.08 × 5,384.42
  4. Step 4: Simplify right side
    9,764.90x = 78,919,874.69
  5. Step 5: Solve for x
    x = 78,919,874.69/9,764.90
  6. Step 6: Final answer
    x = 8,082.00

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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.