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Finding the Fourth Proportional to 5,594.12, 7,719.52 and 3,356.20

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Solution

The fourth proportional to 5,594.12, 7,719.52 and 3,356.20 is: 4,631.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,594.12 : 7,719.52 = 3,356.20 : x
  2. Step 2: Convert to fraction form
    5,594.12/7,719.52 = 3,356.20/x
  3. Step 3: Cross multiply
    5,594.12x = 7,719.52 × 3,356.20
  4. Step 4: Simplify right side
    5,594.12x = 25,908,253.02
  5. Step 5: Solve for x
    x = 25,908,253.02/5,594.12
  6. Step 6: Final answer
    x = 4,631.34

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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.