Home / 5,427.32-7,490.04-3,304.40

Finding the Fourth Proportional to 5,427.32, 7,490.04 and 3,304.40

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Solution

The fourth proportional to 5,427.32, 7,490.04 and 3,304.40 is: 4,560.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,427.32 : 7,490.04 = 3,304.40 : x
  2. Step 2: Convert to fraction form
    5,427.32/7,490.04 = 3,304.40/x
  3. Step 3: Cross multiply
    5,427.32x = 7,490.04 × 3,304.40
  4. Step 4: Simplify right side
    5,427.32x = 24,750,088.18
  5. Step 5: Solve for x
    x = 24,750,088.18/5,427.32
  6. Step 6: Final answer
    x = 4,560.28

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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.