Home / 7,329.32-10,994.43-2,946.78

Finding the Fourth Proportional to 7,329.32, 10,994.43 and 2,946.78

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Solution

The fourth proportional to 7,329.32, 10,994.43 and 2,946.78 is: 4,420.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,329.32 : 10,994.43 = 2,946.78 : x
  2. Step 2: Convert to fraction form
    7,329.32/10,994.43 = 2,946.78/x
  3. Step 3: Cross multiply
    7,329.32x = 10,994.43 × 2,946.78
  4. Step 4: Simplify right side
    7,329.32x = 32,398,177.49
  5. Step 5: Solve for x
    x = 32,398,177.49/7,329.32
  6. Step 6: Final answer
    x = 4,420.35

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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.