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Finding the Fourth Proportional to 2,341.04, 3,512.08 and 880.20

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Solution

The fourth proportional to 2,341.04, 3,512.08 and 880.20 is: 1,320.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,341.04 : 3,512.08 = 880.20 : x
  2. Step 2: Convert to fraction form
    2,341.04/3,512.08 = 880.20/x
  3. Step 3: Cross multiply
    2,341.04x = 3,512.08 × 880.20
  4. Step 4: Simplify right side
    2,341.04x = 3,091,347.09
  5. Step 5: Solve for x
    x = 3,091,347.09/2,341.04
  6. Step 6: Final answer
    x = 1,320.50

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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.