Home / 1,877.10-2,590.36-1,037.89

Finding the Fourth Proportional to 1,877.10, 2,590.36 and 1,037.89

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Solution

The fourth proportional to 1,877.10, 2,590.36 and 1,037.89 is: 1,432.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,877.10 : 2,590.36 = 1,037.89 : x
  2. Step 2: Convert to fraction form
    1,877.10/2,590.36 = 1,037.89/x
  3. Step 3: Cross multiply
    1,877.10x = 2,590.36 × 1,037.89
  4. Step 4: Simplify right side
    1,877.10x = 2,688,508.74
  5. Step 5: Solve for x
    x = 2,688,508.74/1,877.10
  6. Step 6: Final answer
    x = 1,432.27

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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.