Home / 5,457.11-7,522.85-4,338.50

Finding the Fourth Proportional to 5,457.11, 7,522.85 and 4,338.50

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Solution

The fourth proportional to 5,457.11, 7,522.85 and 4,338.50 is: 5,980.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,457.11 : 7,522.85 = 4,338.50 : x
  2. Step 2: Convert to fraction form
    5,457.11/7,522.85 = 4,338.50/x
  3. Step 3: Cross multiply
    5,457.11x = 7,522.85 × 4,338.50
  4. Step 4: Simplify right side
    5,457.11x = 32,637,884.73
  5. Step 5: Solve for x
    x = 32,637,884.73/5,457.11
  6. Step 6: Final answer
    x = 5,980.80

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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.