Home / 10,521.80-15,771.57-4,593.49

Finding the Fourth Proportional to 10,521.80, 15,771.57 and 4,593.49

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Solution

The fourth proportional to 10,521.80, 15,771.57 and 4,593.49 is: 6,885.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,521.80 : 15,771.57 = 4,593.49 : x
  2. Step 2: Convert to fraction form
    10,521.80/15,771.57 = 4,593.49/x
  3. Step 3: Cross multiply
    10,521.80x = 15,771.57 × 4,593.49
  4. Step 4: Simplify right side
    10,521.80x = 72,446,549.08
  5. Step 5: Solve for x
    x = 72,446,549.08/10,521.80
  6. Step 6: Final answer
    x = 6,885.38

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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.