Home / 6,971.47-10,430.98-4,149.93

Finding the Fourth Proportional to 6,971.47, 10,430.98 and 4,149.93

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Solution

The fourth proportional to 6,971.47, 10,430.98 and 4,149.93 is: 6,209.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,971.47 : 10,430.98 = 4,149.93 : x
  2. Step 2: Convert to fraction form
    6,971.47/10,430.98 = 4,149.93/x
  3. Step 3: Cross multiply
    6,971.47x = 10,430.98 × 4,149.93
  4. Step 4: Simplify right side
    6,971.47x = 43,287,865.57
  5. Step 5: Solve for x
    x = 43,287,865.57/6,971.47
  6. Step 6: Final answer
    x = 6,209.29

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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.