Home / 5,045.94-7,547.34-3,643.56

Finding the Fourth Proportional to 5,045.94, 7,547.34 and 3,643.56

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Solution

The fourth proportional to 5,045.94, 7,547.34 and 3,643.56 is: 5,449.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,045.94 : 7,547.34 = 3,643.56 : x
  2. Step 2: Convert to fraction form
    5,045.94/7,547.34 = 3,643.56/x
  3. Step 3: Cross multiply
    5,045.94x = 7,547.34 × 3,643.56
  4. Step 4: Simplify right side
    5,045.94x = 27,499,186.13
  5. Step 5: Solve for x
    x = 27,499,186.13/5,045.94
  6. Step 6: Final answer
    x = 5,449.76

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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.