Home / 10,777.16-14,872.48-6,061.44

Finding the Fourth Proportional to 10,777.16, 14,872.48 and 6,061.44

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Solution

The fourth proportional to 10,777.16, 14,872.48 and 6,061.44 is: 8,364.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,777.16 : 14,872.48 = 6,061.44 : x
  2. Step 2: Convert to fraction form
    10,777.16/14,872.48 = 6,061.44/x
  3. Step 3: Cross multiply
    10,777.16x = 14,872.48 × 6,061.44
  4. Step 4: Simplify right side
    10,777.16x = 90,148,614.86
  5. Step 5: Solve for x
    x = 90,148,614.86/10,777.16
  6. Step 6: Final answer
    x = 8,364.78

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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.