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Finding the Fourth Proportional to 1,848.17, 2,772.93 and 752.84

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Solution

The fourth proportional to 1,848.17, 2,772.93 and 752.84 is: 1,129.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,848.17 : 2,772.93 = 752.84 : x
  2. Step 2: Convert to fraction form
    1,848.17/2,772.93 = 752.84/x
  3. Step 3: Cross multiply
    1,848.17x = 2,772.93 × 752.84
  4. Step 4: Simplify right side
    1,848.17x = 2,087,587.58
  5. Step 5: Solve for x
    x = 2,087,587.58/1,848.17
  6. Step 6: Final answer
    x = 1,129.54

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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.