Home / 7,032.60-9,713.25-5,621.18

Finding the Fourth Proportional to 7,032.60, 9,713.25 and 5,621.18

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Solution

The fourth proportional to 7,032.60, 9,713.25 and 5,621.18 is: 7,763.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,032.60 : 9,713.25 = 5,621.18 : x
  2. Step 2: Convert to fraction form
    7,032.60/9,713.25 = 5,621.18/x
  3. Step 3: Cross multiply
    7,032.60x = 9,713.25 × 5,621.18
  4. Step 4: Simplify right side
    7,032.60x = 54,599,878.07
  5. Step 5: Solve for x
    x = 54,599,878.07/7,032.60
  6. Step 6: Final answer
    x = 7,763.83

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1.5x scale

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.