Home / 5,356.32-7,392.32-2,999.04

Finding the Fourth Proportional to 5,356.32, 7,392.32 and 2,999.04

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Solution

The fourth proportional to 5,356.32, 7,392.32 and 2,999.04 is: 4,139.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,356.32 : 7,392.32 = 2,999.04 : x
  2. Step 2: Convert to fraction form
    5,356.32/7,392.32 = 2,999.04/x
  3. Step 3: Cross multiply
    5,356.32x = 7,392.32 × 2,999.04
  4. Step 4: Simplify right side
    5,356.32x = 22,169,863.37
  5. Step 5: Solve for x
    x = 22,169,863.37/5,356.32
  6. Step 6: Final answer
    x = 4,139.01

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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.