Home / 10,359.53-15,539.28-2,568.34

Finding the Fourth Proportional to 10,359.53, 15,539.28 and 2,568.34

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Solution

The fourth proportional to 10,359.53, 15,539.28 and 2,568.34 is: 3,852.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,359.53 : 15,539.28 = 2,568.34 : x
  2. Step 2: Convert to fraction form
    10,359.53/15,539.28 = 2,568.34/x
  3. Step 3: Cross multiply
    10,359.53x = 15,539.28 × 2,568.34
  4. Step 4: Simplify right side
    10,359.53x = 39,910,154.40
  5. Step 5: Solve for x
    x = 39,910,154.40/10,359.53
  6. Step 6: Final answer
    x = 3,852.51

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1.5x scale

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.