Home / 1,495.01-2,061.70-1,140.31

Finding the Fourth Proportional to 1,495.01, 2,061.70 and 1,140.31

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Solution

The fourth proportional to 1,495.01, 2,061.70 and 1,140.31 is: 1,572.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,495.01 : 2,061.70 = 1,140.31 : x
  2. Step 2: Convert to fraction form
    1,495.01/2,061.70 = 1,140.31/x
  3. Step 3: Cross multiply
    1,495.01x = 2,061.70 × 1,140.31
  4. Step 4: Simplify right side
    1,495.01x = 2,350,977.13
  5. Step 5: Solve for x
    x = 2,350,977.13/1,495.01
  6. Step 6: Final answer
    x = 1,572.55

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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.