Home / 5,271.42-7,907.38-2,349.74

Finding the Fourth Proportional to 5,271.42, 7,907.38 and 2,349.74

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Solution

The fourth proportional to 5,271.42, 7,907.38 and 2,349.74 is: 3,524.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,271.42 : 7,907.38 = 2,349.74 : x
  2. Step 2: Convert to fraction form
    5,271.42/7,907.38 = 2,349.74/x
  3. Step 3: Cross multiply
    5,271.42x = 7,907.38 × 2,349.74
  4. Step 4: Simplify right side
    5,271.42x = 18,580,287.08
  5. Step 5: Solve for x
    x = 18,580,287.08/5,271.42
  6. Step 6: Final answer
    x = 3,524.72

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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.