Home / 5,225.71-7,214.85-3,459.70

Finding the Fourth Proportional to 5,225.71, 7,214.85 and 3,459.70

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Solution

The fourth proportional to 5,225.71, 7,214.85 and 3,459.70 is: 4,776.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,225.71 : 7,214.85 = 3,459.70 : x
  2. Step 2: Convert to fraction form
    5,225.71/7,214.85 = 3,459.70/x
  3. Step 3: Cross multiply
    5,225.71x = 7,214.85 × 3,459.70
  4. Step 4: Simplify right side
    5,225.71x = 24,961,216.55
  5. Step 5: Solve for x
    x = 24,961,216.55/5,225.71
  6. Step 6: Final answer
    x = 4,776.62

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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.