Home / 7,482.90-10,325.70-4,338.75

Finding the Fourth Proportional to 7,482.90, 10,325.70 and 4,338.75

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Solution

The fourth proportional to 7,482.90, 10,325.70 and 4,338.75 is: 5,987.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,482.90 : 10,325.70 = 4,338.75 : x
  2. Step 2: Convert to fraction form
    7,482.90/10,325.70 = 4,338.75/x
  3. Step 3: Cross multiply
    7,482.90x = 10,325.70 × 4,338.75
  4. Step 4: Simplify right side
    7,482.90x = 44,800,630.88
  5. Step 5: Solve for x
    x = 44,800,630.88/7,482.90
  6. Step 6: Final answer
    x = 5,987.07

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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.