Home / 3,710.15-5,565.39-2,065.45

Finding the Fourth Proportional to 3,710.15, 5,565.39 and 2,065.45

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Solution

The fourth proportional to 3,710.15, 5,565.39 and 2,065.45 is: 3,098.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,710.15 : 5,565.39 = 2,065.45 : x
  2. Step 2: Convert to fraction form
    3,710.15/5,565.39 = 2,065.45/x
  3. Step 3: Cross multiply
    3,710.15x = 5,565.39 × 2,065.45
  4. Step 4: Simplify right side
    3,710.15x = 11,495,041.73
  5. Step 5: Solve for x
    x = 11,495,041.73/3,710.15
  6. Step 6: Final answer
    x = 3,098.27

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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.