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Finding the Fourth Proportional to 4,572.99, 6,854.32 and 2,994.74

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Solution

The fourth proportional to 4,572.99, 6,854.32 and 2,994.74 is: 4,488.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,572.99 : 6,854.32 = 2,994.74 : x
  2. Step 2: Convert to fraction form
    4,572.99/6,854.32 = 2,994.74/x
  3. Step 3: Cross multiply
    4,572.99x = 6,854.32 × 2,994.74
  4. Step 4: Simplify right side
    4,572.99x = 20,526,901.45
  5. Step 5: Solve for x
    x = 20,526,901.45/4,572.99
  6. Step 6: Final answer
    x = 4,488.73

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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.