Home / 10,041.28-15,065.42-4,495.21

Finding the Fourth Proportional to 10,041.28, 15,065.42 and 4,495.21

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Solution

The fourth proportional to 10,041.28, 15,065.42 and 4,495.21 is: 6,744.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,041.28 : 15,065.42 = 4,495.21 : x
  2. Step 2: Convert to fraction form
    10,041.28/15,065.42 = 4,495.21/x
  3. Step 3: Cross multiply
    10,041.28x = 15,065.42 × 4,495.21
  4. Step 4: Simplify right side
    10,041.28x = 67,722,226.64
  5. Step 5: Solve for x
    x = 67,722,226.64/10,041.28
  6. Step 6: Final answer
    x = 6,744.38

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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.