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Finding the Fourth Proportional to 2,341.68, 3,513.16 and 954.16

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Solution

The fourth proportional to 2,341.68, 3,513.16 and 954.16 is: 1,431.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,341.68 : 3,513.16 = 954.16 : x
  2. Step 2: Convert to fraction form
    2,341.68/3,513.16 = 954.16/x
  3. Step 3: Cross multiply
    2,341.68x = 3,513.16 × 954.16
  4. Step 4: Simplify right side
    2,341.68x = 3,352,116.75
  5. Step 5: Solve for x
    x = 3,352,116.75/2,341.68
  6. Step 6: Final answer
    x = 1,431.50

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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.