Home / 5,155.02-7,733.13-1,822.57

Finding the Fourth Proportional to 5,155.02, 7,733.13 and 1,822.57

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Solution

The fourth proportional to 5,155.02, 7,733.13 and 1,822.57 is: 2,734.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,155.02 : 7,733.13 = 1,822.57 : x
  2. Step 2: Convert to fraction form
    5,155.02/7,733.13 = 1,822.57/x
  3. Step 3: Cross multiply
    5,155.02x = 7,733.13 × 1,822.57
  4. Step 4: Simplify right side
    5,155.02x = 14,094,170.74
  5. Step 5: Solve for x
    x = 14,094,170.74/5,155.02
  6. Step 6: Final answer
    x = 2,734.07

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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.