Home / 2,484.89-3,428.74-1,436.75

Finding the Fourth Proportional to 2,484.89, 3,428.74 and 1,436.75

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Solution

The fourth proportional to 2,484.89, 3,428.74 and 1,436.75 is: 1,982.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,484.89 : 3,428.74 = 1,436.75 : x
  2. Step 2: Convert to fraction form
    2,484.89/3,428.74 = 1,436.75/x
  3. Step 3: Cross multiply
    2,484.89x = 3,428.74 × 1,436.75
  4. Step 4: Simplify right side
    2,484.89x = 4,926,242.20
  5. Step 5: Solve for x
    x = 4,926,242.20/2,484.89
  6. Step 6: Final answer
    x = 1,982.48

Related Problems

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Half scale
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Double scale
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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.