Home / 10,252.28-14,148.21-5,775.60

Finding the Fourth Proportional to 10,252.28, 14,148.21 and 5,775.60

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Solution

The fourth proportional to 10,252.28, 14,148.21 and 5,775.60 is: 7,970.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,252.28 : 14,148.21 = 5,775.60 : x
  2. Step 2: Convert to fraction form
    10,252.28/14,148.21 = 5,775.60/x
  3. Step 3: Cross multiply
    10,252.28x = 14,148.21 × 5,775.60
  4. Step 4: Simplify right side
    10,252.28x = 81,714,401.68
  5. Step 5: Solve for x
    x = 81,714,401.68/10,252.28
  6. Step 6: Final answer
    x = 7,970.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.