Home / 7,471.22-10,307.99-4,326.80

Finding the Fourth Proportional to 7,471.22, 10,307.99 and 4,326.80

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Solution

The fourth proportional to 7,471.22, 10,307.99 and 4,326.80 is: 5,969.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,471.22 : 10,307.99 = 4,326.80 : x
  2. Step 2: Convert to fraction form
    7,471.22/10,307.99 = 4,326.80/x
  3. Step 3: Cross multiply
    7,471.22x = 10,307.99 × 4,326.80
  4. Step 4: Simplify right side
    7,471.22x = 44,600,570.41
  5. Step 5: Solve for x
    x = 44,600,570.41/7,471.22
  6. Step 6: Final answer
    x = 5,969.65

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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.