Home / 5,422.41-8,086.57-4,897.53

Finding the Fourth Proportional to 5,422.41, 8,086.57 and 4,897.53

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Solution

The fourth proportional to 5,422.41, 8,086.57 and 4,897.53 is: 7,303.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,422.41 : 8,086.57 = 4,897.53 : x
  2. Step 2: Convert to fraction form
    5,422.41/8,086.57 = 4,897.53/x
  3. Step 3: Cross multiply
    5,422.41x = 8,086.57 × 4,897.53
  4. Step 4: Simplify right side
    5,422.41x = 39,604,206.93
  5. Step 5: Solve for x
    x = 39,604,206.93/5,422.41
  6. Step 6: Final answer
    x = 7,303.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.