Home / 7,482.89-10,326.87-4,297.20

Finding the Fourth Proportional to 7,482.89, 10,326.87 and 4,297.20

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Solution

The fourth proportional to 7,482.89, 10,326.87 and 4,297.20 is: 5,930.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,482.89 : 10,326.87 = 4,297.20 : x
  2. Step 2: Convert to fraction form
    7,482.89/10,326.87 = 4,297.20/x
  3. Step 3: Cross multiply
    7,482.89x = 10,326.87 × 4,297.20
  4. Step 4: Simplify right side
    7,482.89x = 44,376,625.76
  5. Step 5: Solve for x
    x = 44,376,625.76/7,482.89
  6. Step 6: Final answer
    x = 5,930.41

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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.