Home / 1,832.03-2,528.57-1,242.76

Finding the Fourth Proportional to 1,832.03, 2,528.57 and 1,242.76

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Solution

The fourth proportional to 1,832.03, 2,528.57 and 1,242.76 is: 1,715.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,832.03 : 2,528.57 = 1,242.76 : x
  2. Step 2: Convert to fraction form
    1,832.03/2,528.57 = 1,242.76/x
  3. Step 3: Cross multiply
    1,832.03x = 2,528.57 × 1,242.76
  4. Step 4: Simplify right side
    1,832.03x = 3,142,402.44
  5. Step 5: Solve for x
    x = 3,142,402.44/1,832.03
  6. Step 6: Final answer
    x = 1,715.25

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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.