Home / 7,031.16-10,547.53-2,351.79

Finding the Fourth Proportional to 7,031.16, 10,547.53 and 2,351.79

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Solution

The fourth proportional to 7,031.16, 10,547.53 and 2,351.79 is: 3,527.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,031.16 : 10,547.53 = 2,351.79 : x
  2. Step 2: Convert to fraction form
    7,031.16/10,547.53 = 2,351.79/x
  3. Step 3: Cross multiply
    7,031.16x = 10,547.53 × 2,351.79
  4. Step 4: Simplify right side
    7,031.16x = 24,805,569.70
  5. Step 5: Solve for x
    x = 24,805,569.70/7,031.16
  6. Step 6: Final answer
    x = 3,527.95

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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.