Home / 6,407.61-9,605.55-2,707.83

Finding the Fourth Proportional to 6,407.61, 9,605.55 and 2,707.83

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Solution

The fourth proportional to 6,407.61, 9,605.55 and 2,707.83 is: 4,059.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,407.61 : 9,605.55 = 2,707.83 : x
  2. Step 2: Convert to fraction form
    6,407.61/9,605.55 = 2,707.83/x
  3. Step 3: Cross multiply
    6,407.61x = 9,605.55 × 2,707.83
  4. Step 4: Simplify right side
    6,407.61x = 26,010,206.61
  5. Step 5: Solve for x
    x = 26,010,206.61/6,407.61
  6. Step 6: Final answer
    x = 4,059.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.