Home / 10,493.72-14,488.08-6,520.60

Finding the Fourth Proportional to 10,493.72, 14,488.08 and 6,520.60

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Solution

The fourth proportional to 10,493.72, 14,488.08 and 6,520.60 is: 9,002.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,493.72 : 14,488.08 = 6,520.60 : x
  2. Step 2: Convert to fraction form
    10,493.72/14,488.08 = 6,520.60/x
  3. Step 3: Cross multiply
    10,493.72x = 14,488.08 × 6,520.60
  4. Step 4: Simplify right side
    10,493.72x = 94,470,974.45
  5. Step 5: Solve for x
    x = 94,470,974.45/10,493.72
  6. Step 6: Final answer
    x = 9,002.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.