Home / 5,335.26-8,005.96-2,870.16

Finding the Fourth Proportional to 5,335.26, 8,005.96 and 2,870.16

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Solution

The fourth proportional to 5,335.26, 8,005.96 and 2,870.16 is: 4,306.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,335.26 : 8,005.96 = 2,870.16 : x
  2. Step 2: Convert to fraction form
    5,335.26/8,005.96 = 2,870.16/x
  3. Step 3: Cross multiply
    5,335.26x = 8,005.96 × 2,870.16
  4. Step 4: Simplify right side
    5,335.26x = 22,978,386.15
  5. Step 5: Solve for x
    x = 22,978,386.15/5,335.26
  6. Step 6: Final answer
    x = 4,306.89

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Why These Related Problems?

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