Home / 5,454.04-7,526.40-3,216.05

Finding the Fourth Proportional to 5,454.04, 7,526.40 and 3,216.05

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Solution

The fourth proportional to 5,454.04, 7,526.40 and 3,216.05 is: 4,438.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,454.04 : 7,526.40 = 3,216.05 : x
  2. Step 2: Convert to fraction form
    5,454.04/7,526.40 = 3,216.05/x
  3. Step 3: Cross multiply
    5,454.04x = 7,526.40 × 3,216.05
  4. Step 4: Simplify right side
    5,454.04x = 24,205,278.72
  5. Step 5: Solve for x
    x = 24,205,278.72/5,454.04
  6. Step 6: Final answer
    x = 4,438.05

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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.