Home / 7,547.94-11,320.56-3,387.24

Finding the Fourth Proportional to 7,547.94, 11,320.56 and 3,387.24

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Solution

The fourth proportional to 7,547.94, 11,320.56 and 3,387.24 is: 5,080.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,547.94 : 11,320.56 = 3,387.24 : x
  2. Step 2: Convert to fraction form
    7,547.94/11,320.56 = 3,387.24/x
  3. Step 3: Cross multiply
    7,547.94x = 11,320.56 × 3,387.24
  4. Step 4: Simplify right side
    7,547.94x = 38,345,453.65
  5. Step 5: Solve for x
    x = 38,345,453.65/7,547.94
  6. Step 6: Final answer
    x = 5,080.25

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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.