Home / 10,167.23-15,226.53-6,457.85

Finding the Fourth Proportional to 10,167.23, 15,226.53 and 6,457.85

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Solution

The fourth proportional to 10,167.23, 15,226.53 and 6,457.85 is: 9,671.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,167.23 : 15,226.53 = 6,457.85 : x
  2. Step 2: Convert to fraction form
    10,167.23/15,226.53 = 6,457.85/x
  3. Step 3: Cross multiply
    10,167.23x = 15,226.53 × 6,457.85
  4. Step 4: Simplify right side
    10,167.23x = 98,330,646.76
  5. Step 5: Solve for x
    x = 98,330,646.76/10,167.23
  6. Step 6: Final answer
    x = 9,671.33

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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.