Home / 7,340.76-10,126.01-4,685.18

Finding the Fourth Proportional to 7,340.76, 10,126.01 and 4,685.18

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Solution

The fourth proportional to 7,340.76, 10,126.01 and 4,685.18 is: 6,462.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,340.76 : 10,126.01 = 4,685.18 : x
  2. Step 2: Convert to fraction form
    7,340.76/10,126.01 = 4,685.18/x
  3. Step 3: Cross multiply
    7,340.76x = 10,126.01 × 4,685.18
  4. Step 4: Simplify right side
    7,340.76x = 47,442,140.61
  5. Step 5: Solve for x
    x = 47,442,140.61/7,340.76
  6. Step 6: Final answer
    x = 6,462.84

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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.