Home / 2,484.12-3,428.40-1,436.16

Finding the Fourth Proportional to 2,484.12, 3,428.40 and 1,436.16

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Solution

The fourth proportional to 2,484.12, 3,428.40 and 1,436.16 is: 1,982.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,484.12 : 3,428.40 = 1,436.16 : x
  2. Step 2: Convert to fraction form
    2,484.12/3,428.40 = 1,436.16/x
  3. Step 3: Cross multiply
    2,484.12x = 3,428.40 × 1,436.16
  4. Step 4: Simplify right side
    2,484.12x = 4,923,730.94
  5. Step 5: Solve for x
    x = 4,923,730.94/2,484.12
  6. Step 6: Final answer
    x = 1,982.08

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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.