Home / 1,742.10-2,609.72-1,010.13

Finding the Fourth Proportional to 1,742.10, 2,609.72 and 1,010.13

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Solution

The fourth proportional to 1,742.10, 2,609.72 and 1,010.13 is: 1,513.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,742.10 : 2,609.72 = 1,010.13 : x
  2. Step 2: Convert to fraction form
    1,742.10/2,609.72 = 1,010.13/x
  3. Step 3: Cross multiply
    1,742.10x = 2,609.72 × 1,010.13
  4. Step 4: Simplify right side
    1,742.10x = 2,636,156.46
  5. Step 5: Solve for x
    x = 2,636,156.46/1,742.10
  6. Step 6: Final answer
    x = 1,513.21

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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.