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Finding the Fourth Proportional to 2,598.49, 3,898.08 and 955.06

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Solution

The fourth proportional to 2,598.49, 3,898.08 and 955.06 is: 1,432.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,598.49 : 3,898.08 = 955.06 : x
  2. Step 2: Convert to fraction form
    2,598.49/3,898.08 = 955.06/x
  3. Step 3: Cross multiply
    2,598.49x = 3,898.08 × 955.06
  4. Step 4: Simplify right side
    2,598.49x = 3,722,900.28
  5. Step 5: Solve for x
    x = 3,722,900.28/2,598.49
  6. Step 6: Final answer
    x = 1,432.72

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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.