Home / 1,750.96-2,416.98-1,331.38

Finding the Fourth Proportional to 1,750.96, 2,416.98 and 1,331.38

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Solution

The fourth proportional to 1,750.96, 2,416.98 and 1,331.38 is: 1,837.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,750.96 : 2,416.98 = 1,331.38 : x
  2. Step 2: Convert to fraction form
    1,750.96/2,416.98 = 1,331.38/x
  3. Step 3: Cross multiply
    1,750.96x = 2,416.98 × 1,331.38
  4. Step 4: Simplify right side
    1,750.96x = 3,217,918.83
  5. Step 5: Solve for x
    x = 3,217,918.83/1,750.96
  6. Step 6: Final answer
    x = 1,837.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.