Home / 1,740.64-2,606.08-1,125.04

Finding the Fourth Proportional to 1,740.64, 2,606.08 and 1,125.04

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Solution

The fourth proportional to 1,740.64, 2,606.08 and 1,125.04 is: 1,684.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,740.64 : 2,606.08 = 1,125.04 : x
  2. Step 2: Convert to fraction form
    1,740.64/2,606.08 = 1,125.04/x
  3. Step 3: Cross multiply
    1,740.64x = 2,606.08 × 1,125.04
  4. Step 4: Simplify right side
    1,740.64x = 2,931,944.24
  5. Step 5: Solve for x
    x = 2,931,944.24/1,740.64
  6. Step 6: Final answer
    x = 1,684.41

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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.