Home / 7,029.31-9,699.15-4,045.27

Finding the Fourth Proportional to 7,029.31, 9,699.15 and 4,045.27

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Solution

The fourth proportional to 7,029.31, 9,699.15 and 4,045.27 is: 5,581.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,029.31 : 9,699.15 = 4,045.27 : x
  2. Step 2: Convert to fraction form
    7,029.31/9,699.15 = 4,045.27/x
  3. Step 3: Cross multiply
    7,029.31x = 9,699.15 × 4,045.27
  4. Step 4: Simplify right side
    7,029.31x = 39,235,680.52
  5. Step 5: Solve for x
    x = 39,235,680.52/7,029.31
  6. Step 6: Final answer
    x = 5,581.73

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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.