Home / 9,380.05-14,073.45-4,386.88

Finding the Fourth Proportional to 9,380.05, 14,073.45 and 4,386.88

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Solution

The fourth proportional to 9,380.05, 14,073.45 and 4,386.88 is: 6,581.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,380.05 : 14,073.45 = 4,386.88 : x
  2. Step 2: Convert to fraction form
    9,380.05/14,073.45 = 4,386.88/x
  3. Step 3: Cross multiply
    9,380.05x = 14,073.45 × 4,386.88
  4. Step 4: Simplify right side
    9,380.05x = 61,738,536.34
  5. Step 5: Solve for x
    x = 61,738,536.34/9,380.05
  6. Step 6: Final answer
    x = 6,581.90

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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.