Home / 1,170.40-1,746.24-1,050.08

Finding the Fourth Proportional to 1,170.40, 1,746.24 and 1,050.08

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Solution

The fourth proportional to 1,170.40, 1,746.24 and 1,050.08 is: 1,566.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170.40 : 1,746.24 = 1,050.08 : x
  2. Step 2: Convert to fraction form
    1,170.40/1,746.24 = 1,050.08/x
  3. Step 3: Cross multiply
    1,170.40x = 1,746.24 × 1,050.08
  4. Step 4: Simplify right side
    1,170.40x = 1,833,691.70
  5. Step 5: Solve for x
    x = 1,833,691.70/1,170.40
  6. Step 6: Final answer
    x = 1,566.72

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1.5x scale

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.