Home / 8,713.49-13,071.71-4,031.60

Finding the Fourth Proportional to 8,713.49, 13,071.71 and 4,031.60

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Solution

The fourth proportional to 8,713.49, 13,071.71 and 4,031.60 is: 6,048.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,713.49 : 13,071.71 = 4,031.60 : x
  2. Step 2: Convert to fraction form
    8,713.49/13,071.71 = 4,031.60/x
  3. Step 3: Cross multiply
    8,713.49x = 13,071.71 × 4,031.60
  4. Step 4: Simplify right side
    8,713.49x = 52,699,820.52
  5. Step 5: Solve for x
    x = 52,699,820.52/8,713.49
  6. Step 6: Final answer
    x = 6,048.08

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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.