Home / 1,457.91-2,186.88-1,167.25

Finding the Fourth Proportional to 1,457.91, 2,186.88 and 1,167.25

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Solution

The fourth proportional to 1,457.91, 2,186.88 and 1,167.25 is: 1,750.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,457.91 : 2,186.88 = 1,167.25 : x
  2. Step 2: Convert to fraction form
    1,457.91/2,186.88 = 1,167.25/x
  3. Step 3: Cross multiply
    1,457.91x = 2,186.88 × 1,167.25
  4. Step 4: Simplify right side
    1,457.91x = 2,552,635.68
  5. Step 5: Solve for x
    x = 2,552,635.68/1,457.91
  6. Step 6: Final answer
    x = 1,750.89

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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.