Home / 7,723.16-10,658.64-4,890.24

Finding the Fourth Proportional to 7,723.16, 10,658.64 and 4,890.24

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Solution

The fourth proportional to 7,723.16, 10,658.64 and 4,890.24 is: 6,748.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,723.16 : 10,658.64 = 4,890.24 : x
  2. Step 2: Convert to fraction form
    7,723.16/10,658.64 = 4,890.24/x
  3. Step 3: Cross multiply
    7,723.16x = 10,658.64 × 4,890.24
  4. Step 4: Simplify right side
    7,723.16x = 52,123,298.50
  5. Step 5: Solve for x
    x = 52,123,298.50/7,723.16
  6. Step 6: Final answer
    x = 6,748.96

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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.