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Finding the Fourth Proportional to 1,927.01, 2,888.49 and 951.10

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Solution

The fourth proportional to 1,927.01, 2,888.49 and 951.10 is: 1,425.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,927.01 : 2,888.49 = 951.10 : x
  2. Step 2: Convert to fraction form
    1,927.01/2,888.49 = 951.10/x
  3. Step 3: Cross multiply
    1,927.01x = 2,888.49 × 951.10
  4. Step 4: Simplify right side
    1,927.01x = 2,747,242.84
  5. Step 5: Solve for x
    x = 2,747,242.84/1,927.01
  6. Step 6: Final answer
    x = 1,425.65

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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.