Home / 7,127.22-9,835.04-4,294.02

Finding the Fourth Proportional to 7,127.22, 9,835.04 and 4,294.02

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Solution

The fourth proportional to 7,127.22, 9,835.04 and 4,294.02 is: 5,925.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,127.22 : 9,835.04 = 4,294.02 : x
  2. Step 2: Convert to fraction form
    7,127.22/9,835.04 = 4,294.02/x
  3. Step 3: Cross multiply
    7,127.22x = 9,835.04 × 4,294.02
  4. Step 4: Simplify right side
    7,127.22x = 42,231,858.46
  5. Step 5: Solve for x
    x = 42,231,858.46/7,127.22
  6. Step 6: Final answer
    x = 5,925.43

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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.