Home / 7,748.04-10,701-6,000.78

Finding the Fourth Proportional to 7,748.04, 10,701 and 6,000.78

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Solution

The fourth proportional to 7,748.04, 10,701 and 6,000.78 is: 8,287.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,748.04 : 10,701 = 6,000.78 : x
  2. Step 2: Convert to fraction form
    7,748.04/10,701 = 6,000.78/x
  3. Step 3: Cross multiply
    7,748.04x = 10,701 × 6,000.78
  4. Step 4: Simplify right side
    7,748.04x = 64,214,346.78
  5. Step 5: Solve for x
    x = 64,214,346.78/7,748.04
  6. Step 6: Final answer
    x = 8,287.82

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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.