Home / 6,030.17-8,318.76-3,640.23

Finding the Fourth Proportional to 6,030.17, 8,318.76 and 3,640.23

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Solution

The fourth proportional to 6,030.17, 8,318.76 and 3,640.23 is: 5,021.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,030.17 : 8,318.76 = 3,640.23 : x
  2. Step 2: Convert to fraction form
    6,030.17/8,318.76 = 3,640.23/x
  3. Step 3: Cross multiply
    6,030.17x = 8,318.76 × 3,640.23
  4. Step 4: Simplify right side
    6,030.17x = 30,282,195.84
  5. Step 5: Solve for x
    x = 30,282,195.84/6,030.17
  6. Step 6: Final answer
    x = 5,021.78

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Half scale
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Double scale
Find fourth proportional to 6,031.17, 8,320.14 and 3,641.23
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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.