Home / 6,040.07-8,315.12-5,197.35

Finding the Fourth Proportional to 6,040.07, 8,315.12 and 5,197.35

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Solution

The fourth proportional to 6,040.07, 8,315.12 and 5,197.35 is: 7,154.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,040.07 : 8,315.12 = 5,197.35 : x
  2. Step 2: Convert to fraction form
    6,040.07/8,315.12 = 5,197.35/x
  3. Step 3: Cross multiply
    6,040.07x = 8,315.12 × 5,197.35
  4. Step 4: Simplify right side
    6,040.07x = 43,216,562.95
  5. Step 5: Solve for x
    x = 43,216,562.95/6,040.07
  6. Step 6: Final answer
    x = 7,154.98

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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.