Home / 1,475.18-2,037.54-1,103.80

Finding the Fourth Proportional to 1,475.18, 2,037.54 and 1,103.80

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Solution

The fourth proportional to 1,475.18, 2,037.54 and 1,103.80 is: 1,524.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,475.18 : 2,037.54 = 1,103.80 : x
  2. Step 2: Convert to fraction form
    1,475.18/2,037.54 = 1,103.80/x
  3. Step 3: Cross multiply
    1,475.18x = 2,037.54 × 1,103.80
  4. Step 4: Simplify right side
    1,475.18x = 2,249,036.65
  5. Step 5: Solve for x
    x = 2,249,036.65/1,475.18
  6. Step 6: Final answer
    x = 1,524.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.