Home / 7,214.61-9,958.81-4,232.95

Finding the Fourth Proportional to 7,214.61, 9,958.81 and 4,232.95

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Solution

The fourth proportional to 7,214.61, 9,958.81 and 4,232.95 is: 5,843.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,214.61 : 9,958.81 = 4,232.95 : x
  2. Step 2: Convert to fraction form
    7,214.61/9,958.81 = 4,232.95/x
  3. Step 3: Cross multiply
    7,214.61x = 9,958.81 × 4,232.95
  4. Step 4: Simplify right side
    7,214.61x = 42,155,117.25
  5. Step 5: Solve for x
    x = 42,155,117.25/7,214.61
  6. Step 6: Final answer
    x = 5,843.02

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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.