Home / 1,565.15-2,334.47-1,358.07

Finding the Fourth Proportional to 1,565.15, 2,334.47 and 1,358.07

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Solution

The fourth proportional to 1,565.15, 2,334.47 and 1,358.07 is: 2,025.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,565.15 : 2,334.47 = 1,358.07 : x
  2. Step 2: Convert to fraction form
    1,565.15/2,334.47 = 1,358.07/x
  3. Step 3: Cross multiply
    1,565.15x = 2,334.47 × 1,358.07
  4. Step 4: Simplify right side
    1,565.15x = 3,170,373.67
  5. Step 5: Solve for x
    x = 3,170,373.67/1,565.15
  6. Step 6: Final answer
    x = 2,025.60

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.