Home / 4,649.31-6,972.21-1,875.27

Finding the Fourth Proportional to 4,649.31, 6,972.21 and 1,875.27

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Solution

The fourth proportional to 4,649.31, 6,972.21 and 1,875.27 is: 2,812.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,649.31 : 6,972.21 = 1,875.27 : x
  2. Step 2: Convert to fraction form
    4,649.31/6,972.21 = 1,875.27/x
  3. Step 3: Cross multiply
    4,649.31x = 6,972.21 × 1,875.27
  4. Step 4: Simplify right side
    4,649.31x = 13,074,776.25
  5. Step 5: Solve for x
    x = 13,074,776.25/4,649.31
  6. Step 6: Final answer
    x = 2,812.20

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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.