Home / 5,403.08-7,456.50-3,045.32

Finding the Fourth Proportional to 5,403.08, 7,456.50 and 3,045.32

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Solution

The fourth proportional to 5,403.08, 7,456.50 and 3,045.32 is: 4,202.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,403.08 : 7,456.50 = 3,045.32 : x
  2. Step 2: Convert to fraction form
    5,403.08/7,456.50 = 3,045.32/x
  3. Step 3: Cross multiply
    5,403.08x = 7,456.50 × 3,045.32
  4. Step 4: Simplify right side
    5,403.08x = 22,707,428.58
  5. Step 5: Solve for x
    x = 22,707,428.58/5,403.08
  6. Step 6: Final answer
    x = 4,202.68

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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.