Home / 8,045.55-11,102.13-4,690.53

Finding the Fourth Proportional to 8,045.55, 11,102.13 and 4,690.53

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Solution

The fourth proportional to 8,045.55, 11,102.13 and 4,690.53 is: 6,472.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,045.55 : 11,102.13 = 4,690.53 : x
  2. Step 2: Convert to fraction form
    8,045.55/11,102.13 = 4,690.53/x
  3. Step 3: Cross multiply
    8,045.55x = 11,102.13 × 4,690.53
  4. Step 4: Simplify right side
    8,045.55x = 52,074,873.83
  5. Step 5: Solve for x
    x = 52,074,873.83/8,045.55
  6. Step 6: Final answer
    x = 6,472.51

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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.