Home / 4,884.61-7,327.99-1,422.13

Finding the Fourth Proportional to 4,884.61, 7,327.99 and 1,422.13

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Solution

The fourth proportional to 4,884.61, 7,327.99 and 1,422.13 is: 2,133.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,884.61 : 7,327.99 = 1,422.13 : x
  2. Step 2: Convert to fraction form
    4,884.61/7,327.99 = 1,422.13/x
  3. Step 3: Cross multiply
    4,884.61x = 7,327.99 × 1,422.13
  4. Step 4: Simplify right side
    4,884.61x = 10,421,317.78
  5. Step 5: Solve for x
    x = 10,421,317.78/4,884.61
  6. Step 6: Final answer
    x = 2,133.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.