Home / 2,756.02-4,129.71-2,343.46

Finding the Fourth Proportional to 2,756.02, 4,129.71 and 2,343.46

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Solution

The fourth proportional to 2,756.02, 4,129.71 and 2,343.46 is: 3,511.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,756.02 : 4,129.71 = 2,343.46 : x
  2. Step 2: Convert to fraction form
    2,756.02/4,129.71 = 2,343.46/x
  3. Step 3: Cross multiply
    2,756.02x = 4,129.71 × 2,343.46
  4. Step 4: Simplify right side
    2,756.02x = 9,677,810.20
  5. Step 5: Solve for x
    x = 9,677,810.20/2,756.02
  6. Step 6: Final answer
    x = 3,511.52

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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.