Home / 3,461.01-5,191.38-1,152.51

Finding the Fourth Proportional to 3,461.01, 5,191.38 and 1,152.51

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Solution

The fourth proportional to 3,461.01, 5,191.38 and 1,152.51 is: 1,728.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,461.01 : 5,191.38 = 1,152.51 : x
  2. Step 2: Convert to fraction form
    3,461.01/5,191.38 = 1,152.51/x
  3. Step 3: Cross multiply
    3,461.01x = 5,191.38 × 1,152.51
  4. Step 4: Simplify right side
    3,461.01x = 5,983,117.36
  5. Step 5: Solve for x
    x = 5,983,117.36/3,461.01
  6. Step 6: Final answer
    x = 1,728.72

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Double scale
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Similar ratio
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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.