Home / 10,673.40-16,014.90-5,124.60

Finding the Fourth Proportional to 10,673.40, 16,014.90 and 5,124.60

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Solution

The fourth proportional to 10,673.40, 16,014.90 and 5,124.60 is: 7,689.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,673.40 : 16,014.90 = 5,124.60 : x
  2. Step 2: Convert to fraction form
    10,673.40/16,014.90 = 5,124.60/x
  3. Step 3: Cross multiply
    10,673.40x = 16,014.90 × 5,124.60
  4. Step 4: Simplify right side
    10,673.40x = 82,069,956.54
  5. Step 5: Solve for x
    x = 82,069,956.54/10,673.40
  6. Step 6: Final answer
    x = 7,689.20

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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.