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Finding the Fourth Proportional to 1,951.03, 2,925.26 and 910.47

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Solution

The fourth proportional to 1,951.03, 2,925.26 and 910.47 is: 1,365.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,951.03 : 2,925.26 = 910.47 : x
  2. Step 2: Convert to fraction form
    1,951.03/2,925.26 = 910.47/x
  3. Step 3: Cross multiply
    1,951.03x = 2,925.26 × 910.47
  4. Step 4: Simplify right side
    1,951.03x = 2,663,361.47
  5. Step 5: Solve for x
    x = 2,663,361.47/1,951.03
  6. Step 6: Final answer
    x = 1,365.11

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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.