Home / 7,918.83-10,928.25-4,732.02

Finding the Fourth Proportional to 7,918.83, 10,928.25 and 4,732.02

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Solution

The fourth proportional to 7,918.83, 10,928.25 and 4,732.02 is: 6,530.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,918.83 : 10,928.25 = 4,732.02 : x
  2. Step 2: Convert to fraction form
    7,918.83/10,928.25 = 4,732.02/x
  3. Step 3: Cross multiply
    7,918.83x = 10,928.25 × 4,732.02
  4. Step 4: Simplify right side
    7,918.83x = 51,712,697.57
  5. Step 5: Solve for x
    x = 51,712,697.57/7,918.83
  6. Step 6: Final answer
    x = 6,530.35

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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.