Home / 7,716.42-10,648.17-4,529.30

Finding the Fourth Proportional to 7,716.42, 10,648.17 and 4,529.30

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Solution

The fourth proportional to 7,716.42, 10,648.17 and 4,529.30 is: 6,250.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,716.42 : 10,648.17 = 4,529.30 : x
  2. Step 2: Convert to fraction form
    7,716.42/10,648.17 = 4,529.30/x
  3. Step 3: Cross multiply
    7,716.42x = 10,648.17 × 4,529.30
  4. Step 4: Simplify right side
    7,716.42x = 48,228,703.14
  5. Step 5: Solve for x
    x = 48,228,703.14/7,716.42
  6. Step 6: Final answer
    x = 6,250.14

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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.