Home / 1,701.18-2,553.57-1,430.20

Finding the Fourth Proportional to 1,701.18, 2,553.57 and 1,430.20

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Solution

The fourth proportional to 1,701.18, 2,553.57 and 1,430.20 is: 2,146.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,701.18 : 2,553.57 = 1,430.20 : x
  2. Step 2: Convert to fraction form
    1,701.18/2,553.57 = 1,430.20/x
  3. Step 3: Cross multiply
    1,701.18x = 2,553.57 × 1,430.20
  4. Step 4: Simplify right side
    1,701.18x = 3,652,115.81
  5. Step 5: Solve for x
    x = 3,652,115.81/1,701.18
  6. Step 6: Final answer
    x = 2,146.81

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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.