Home / 7,023.48-10,538.46-2,640.84

Finding the Fourth Proportional to 7,023.48, 10,538.46 and 2,640.84

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Solution

The fourth proportional to 7,023.48, 10,538.46 and 2,640.84 is: 3,962.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,023.48 : 10,538.46 = 2,640.84 : x
  2. Step 2: Convert to fraction form
    7,023.48/10,538.46 = 2,640.84/x
  3. Step 3: Cross multiply
    7,023.48x = 10,538.46 × 2,640.84
  4. Step 4: Simplify right side
    7,023.48x = 27,830,386.71
  5. Step 5: Solve for x
    x = 27,830,386.71/7,023.48
  6. Step 6: Final answer
    x = 3,962.48

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.