Home / 6,565.80-9,849.30-2,669.40

Finding the Fourth Proportional to 6,565.80, 9,849.30 and 2,669.40

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Solution

The fourth proportional to 6,565.80, 9,849.30 and 2,669.40 is: 4,004.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,565.80 : 9,849.30 = 2,669.40 : x
  2. Step 2: Convert to fraction form
    6,565.80/9,849.30 = 2,669.40/x
  3. Step 3: Cross multiply
    6,565.80x = 9,849.30 × 2,669.40
  4. Step 4: Simplify right side
    6,565.80x = 26,291,721.42
  5. Step 5: Solve for x
    x = 26,291,721.42/6,565.80
  6. Step 6: Final answer
    x = 4,004.34

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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.