Home / 10,350.60-15,528.31-2,955.16

Finding the Fourth Proportional to 10,350.60, 15,528.31 and 2,955.16

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Solution

The fourth proportional to 10,350.60, 15,528.31 and 2,955.16 is: 4,433.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,350.60 : 15,528.31 = 2,955.16 : x
  2. Step 2: Convert to fraction form
    10,350.60/15,528.31 = 2,955.16/x
  3. Step 3: Cross multiply
    10,350.60x = 15,528.31 × 2,955.16
  4. Step 4: Simplify right side
    10,350.60x = 45,888,640.58
  5. Step 5: Solve for x
    x = 45,888,640.58/10,350.60
  6. Step 6: Final answer
    x = 4,433.43

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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.