Home / 5,547.32-7,653.46-3,659.84

Finding the Fourth Proportional to 5,547.32, 7,653.46 and 3,659.84

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Solution

The fourth proportional to 5,547.32, 7,653.46 and 3,659.84 is: 5,049.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,547.32 : 7,653.46 = 3,659.84 : x
  2. Step 2: Convert to fraction form
    5,547.32/7,653.46 = 3,659.84/x
  3. Step 3: Cross multiply
    5,547.32x = 7,653.46 × 3,659.84
  4. Step 4: Simplify right side
    5,547.32x = 28,010,420.75
  5. Step 5: Solve for x
    x = 28,010,420.75/5,547.32
  6. Step 6: Final answer
    x = 5,049.36

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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.