Home / 5,148.18-7,703.82-4,457.23

Finding the Fourth Proportional to 5,148.18, 7,703.82 and 4,457.23

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Solution

The fourth proportional to 5,148.18, 7,703.82 and 4,457.23 is: 6,669.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,148.18 : 7,703.82 = 4,457.23 : x
  2. Step 2: Convert to fraction form
    5,148.18/7,703.82 = 4,457.23/x
  3. Step 3: Cross multiply
    5,148.18x = 7,703.82 × 4,457.23
  4. Step 4: Simplify right side
    5,148.18x = 34,337,697.62
  5. Step 5: Solve for x
    x = 34,337,697.62/5,148.18
  6. Step 6: Final answer
    x = 6,669.87

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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.