Home / 7,054.42-9,734.90-3,867.55

Finding the Fourth Proportional to 7,054.42, 9,734.90 and 3,867.55

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Solution

The fourth proportional to 7,054.42, 9,734.90 and 3,867.55 is: 5,337.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,054.42 : 9,734.90 = 3,867.55 : x
  2. Step 2: Convert to fraction form
    7,054.42/9,734.90 = 3,867.55/x
  3. Step 3: Cross multiply
    7,054.42x = 9,734.90 × 3,867.55
  4. Step 4: Simplify right side
    7,054.42x = 37,650,212.50
  5. Step 5: Solve for x
    x = 37,650,212.50/7,054.42
  6. Step 6: Final answer
    x = 5,337.11

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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.