Home / 3,702.92-5,555.10-1,106.12

Finding the Fourth Proportional to 3,702.92, 5,555.10 and 1,106.12

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Solution

The fourth proportional to 3,702.92, 5,555.10 and 1,106.12 is: 1,659.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,702.92 : 5,555.10 = 1,106.12 : x
  2. Step 2: Convert to fraction form
    3,702.92/5,555.10 = 1,106.12/x
  3. Step 3: Cross multiply
    3,702.92x = 5,555.10 × 1,106.12
  4. Step 4: Simplify right side
    3,702.92x = 6,144,607.21
  5. Step 5: Solve for x
    x = 6,144,607.21/3,702.92
  6. Step 6: Final answer
    x = 1,659.40

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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.