Home / 5,110.32-7,666.02-1,823.70

Finding the Fourth Proportional to 5,110.32, 7,666.02 and 1,823.70

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Solution

The fourth proportional to 5,110.32, 7,666.02 and 1,823.70 is: 2,735.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,110.32 : 7,666.02 = 1,823.70 : x
  2. Step 2: Convert to fraction form
    5,110.32/7,666.02 = 1,823.70/x
  3. Step 3: Cross multiply
    5,110.32x = 7,666.02 × 1,823.70
  4. Step 4: Simplify right side
    5,110.32x = 13,980,520.67
  5. Step 5: Solve for x
    x = 13,980,520.67/5,110.32
  6. Step 6: Final answer
    x = 2,735.74

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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.