Home / 1,740.80-2,612.52-1,045.32

Finding the Fourth Proportional to 1,740.80, 2,612.52 and 1,045.32

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Solution

The fourth proportional to 1,740.80, 2,612.52 and 1,045.32 is: 1,568.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,740.80 : 2,612.52 = 1,045.32 : x
  2. Step 2: Convert to fraction form
    1,740.80/2,612.52 = 1,045.32/x
  3. Step 3: Cross multiply
    1,740.80x = 2,612.52 × 1,045.32
  4. Step 4: Simplify right side
    1,740.80x = 2,730,919.41
  5. Step 5: Solve for x
    x = 2,730,919.41/1,740.80
  6. Step 6: Final answer
    x = 1,568.77

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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.