Home / 1,475.18-2,210.71-1,225.04

Finding the Fourth Proportional to 1,475.18, 2,210.71 and 1,225.04

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Solution

The fourth proportional to 1,475.18, 2,210.71 and 1,225.04 is: 1,835.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,475.18 : 2,210.71 = 1,225.04 : x
  2. Step 2: Convert to fraction form
    1,475.18/2,210.71 = 1,225.04/x
  3. Step 3: Cross multiply
    1,475.18x = 2,210.71 × 1,225.04
  4. Step 4: Simplify right side
    1,475.18x = 2,708,197.12
  5. Step 5: Solve for x
    x = 2,708,197.12/1,475.18
  6. Step 6: Final answer
    x = 1,835.85

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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.