Home / 5,565.20-8,347.90-2,053.40

Finding the Fourth Proportional to 5,565.20, 8,347.90 and 2,053.40

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Solution

The fourth proportional to 5,565.20, 8,347.90 and 2,053.40 is: 3,080.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,565.20 : 8,347.90 = 2,053.40 : x
  2. Step 2: Convert to fraction form
    5,565.20/8,347.90 = 2,053.40/x
  3. Step 3: Cross multiply
    5,565.20x = 8,347.90 × 2,053.40
  4. Step 4: Simplify right side
    5,565.20x = 17,141,534.84
  5. Step 5: Solve for x
    x = 17,141,534.84/5,565.20
  6. Step 6: Final answer
    x = 3,080.13

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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.