Home / 2,817.16-4,225.52-1,580.70

Finding the Fourth Proportional to 2,817.16, 4,225.52 and 1,580.70

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Solution

The fourth proportional to 2,817.16, 4,225.52 and 1,580.70 is: 2,370.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,817.16 : 4,225.52 = 1,580.70 : x
  2. Step 2: Convert to fraction form
    2,817.16/4,225.52 = 1,580.70/x
  3. Step 3: Cross multiply
    2,817.16x = 4,225.52 × 1,580.70
  4. Step 4: Simplify right side
    2,817.16x = 6,679,279.46
  5. Step 5: Solve for x
    x = 6,679,279.46/2,817.16
  6. Step 6: Final answer
    x = 2,370.93

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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.