Home / 7,383.95-10,190.76-4,240.07

Finding the Fourth Proportional to 7,383.95, 10,190.76 and 4,240.07

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Solution

The fourth proportional to 7,383.95, 10,190.76 and 4,240.07 is: 5,851.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,383.95 : 10,190.76 = 4,240.07 : x
  2. Step 2: Convert to fraction form
    7,383.95/10,190.76 = 4,240.07/x
  3. Step 3: Cross multiply
    7,383.95x = 10,190.76 × 4,240.07
  4. Step 4: Simplify right side
    7,383.95x = 43,209,535.75
  5. Step 5: Solve for x
    x = 43,209,535.75/7,383.95
  6. Step 6: Final answer
    x = 5,851.82

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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.