Home / 10,419.44-15,629.16-4,576.10

Finding the Fourth Proportional to 10,419.44, 15,629.16 and 4,576.10

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Solution

The fourth proportional to 10,419.44, 15,629.16 and 4,576.10 is: 6,864.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,419.44 : 15,629.16 = 4,576.10 : x
  2. Step 2: Convert to fraction form
    10,419.44/15,629.16 = 4,576.10/x
  3. Step 3: Cross multiply
    10,419.44x = 15,629.16 × 4,576.10
  4. Step 4: Simplify right side
    10,419.44x = 71,520,599.08
  5. Step 5: Solve for x
    x = 71,520,599.08/10,419.44
  6. Step 6: Final answer
    x = 6,864.15

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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.