Home / 7,437.08-10,263.30-4,079.69

Finding the Fourth Proportional to 7,437.08, 10,263.30 and 4,079.69

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Solution

The fourth proportional to 7,437.08, 10,263.30 and 4,079.69 is: 5,630.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,437.08 : 10,263.30 = 4,079.69 : x
  2. Step 2: Convert to fraction form
    7,437.08/10,263.30 = 4,079.69/x
  3. Step 3: Cross multiply
    7,437.08x = 10,263.30 × 4,079.69
  4. Step 4: Simplify right side
    7,437.08x = 41,871,082.38
  5. Step 5: Solve for x
    x = 41,871,082.38/7,437.08
  6. Step 6: Final answer
    x = 5,630.04

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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.