Home / 4,530.60-6,777.54-3,921.12

Finding the Fourth Proportional to 4,530.60, 6,777.54 and 3,921.12

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Solution

The fourth proportional to 4,530.60, 6,777.54 and 3,921.12 is: 5,865.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,530.60 : 6,777.54 = 3,921.12 : x
  2. Step 2: Convert to fraction form
    4,530.60/6,777.54 = 3,921.12/x
  3. Step 3: Cross multiply
    4,530.60x = 6,777.54 × 3,921.12
  4. Step 4: Simplify right side
    4,530.60x = 26,575,547.64
  5. Step 5: Solve for x
    x = 26,575,547.64/4,530.60
  6. Step 6: Final answer
    x = 5,865.79

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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.