Home / 4,428.48-6,117.52-4,195.20

Finding the Fourth Proportional to 4,428.48, 6,117.52 and 4,195.20

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Solution

The fourth proportional to 4,428.48, 6,117.52 and 4,195.20 is: 5,795.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,428.48 : 6,117.52 = 4,195.20 : x
  2. Step 2: Convert to fraction form
    4,428.48/6,117.52 = 4,195.20/x
  3. Step 3: Cross multiply
    4,428.48x = 6,117.52 × 4,195.20
  4. Step 4: Simplify right side
    4,428.48x = 25,664,219.90
  5. Step 5: Solve for x
    x = 25,664,219.90/4,428.48
  6. Step 6: Final answer
    x = 5,795.27

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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.