Home / 7,497.16-11,243.31-3,547.81

Finding the Fourth Proportional to 7,497.16, 11,243.31 and 3,547.81

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Solution

The fourth proportional to 7,497.16, 11,243.31 and 3,547.81 is: 5,320.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,497.16 : 11,243.31 = 3,547.81 : x
  2. Step 2: Convert to fraction form
    7,497.16/11,243.31 = 3,547.81/x
  3. Step 3: Cross multiply
    7,497.16x = 11,243.31 × 3,547.81
  4. Step 4: Simplify right side
    7,497.16x = 39,889,127.65
  5. Step 5: Solve for x
    x = 39,889,127.65/7,497.16
  6. Step 6: Final answer
    x = 5,320.57

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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.