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Finding the Fourth Proportional to 1,124.58, 1,551.42 and 793.02

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Solution

The fourth proportional to 1,124.58, 1,551.42 and 793.02 is: 1,094.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124.58 : 1,551.42 = 793.02 : x
  2. Step 2: Convert to fraction form
    1,124.58/1,551.42 = 793.02/x
  3. Step 3: Cross multiply
    1,124.58x = 1,551.42 × 793.02
  4. Step 4: Simplify right side
    1,124.58x = 1,230,307.09
  5. Step 5: Solve for x
    x = 1,230,307.09/1,124.58
  6. Step 6: Final answer
    x = 1,094.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.