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Finding the Fourth Proportional to 2,357.08, 3,534.56 and 895.20

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Solution

The fourth proportional to 2,357.08, 3,534.56 and 895.20 is: 1,342.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,357.08 : 3,534.56 = 895.20 : x
  2. Step 2: Convert to fraction form
    2,357.08/3,534.56 = 895.20/x
  3. Step 3: Cross multiply
    2,357.08x = 3,534.56 × 895.20
  4. Step 4: Simplify right side
    2,357.08x = 3,164,138.11
  5. Step 5: Solve for x
    x = 3,164,138.11/2,357.08
  6. Step 6: Final answer
    x = 1,342.40

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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.