Home / 2,088.96-2,882.96-1,157.76

Finding the Fourth Proportional to 2,088.96, 2,882.96 and 1,157.76

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Solution

The fourth proportional to 2,088.96, 2,882.96 and 1,157.76 is: 1,597.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,088.96 : 2,882.96 = 1,157.76 : x
  2. Step 2: Convert to fraction form
    2,088.96/2,882.96 = 1,157.76/x
  3. Step 3: Cross multiply
    2,088.96x = 2,882.96 × 1,157.76
  4. Step 4: Simplify right side
    2,088.96x = 3,337,775.77
  5. Step 5: Solve for x
    x = 3,337,775.77/2,088.96
  6. Step 6: Final answer
    x = 1,597.82

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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.