Home / 8,341.13-11,510.76-5,197.32

Finding the Fourth Proportional to 8,341.13, 11,510.76 and 5,197.32

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Solution

The fourth proportional to 8,341.13, 11,510.76 and 5,197.32 is: 7,172.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,341.13 : 11,510.76 = 5,197.32 : x
  2. Step 2: Convert to fraction form
    8,341.13/11,510.76 = 5,197.32/x
  3. Step 3: Cross multiply
    8,341.13x = 11,510.76 × 5,197.32
  4. Step 4: Simplify right side
    8,341.13x = 59,825,103.16
  5. Step 5: Solve for x
    x = 59,825,103.16/8,341.13
  6. Step 6: Final answer
    x = 7,172.30

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Half scale
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Double scale
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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.