Home / 5,011.11-7,511.76-2,547.09

Finding the Fourth Proportional to 5,011.11, 7,511.76 and 2,547.09

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Solution

The fourth proportional to 5,011.11, 7,511.76 and 2,547.09 is: 3,818.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,011.11 : 7,511.76 = 2,547.09 : x
  2. Step 2: Convert to fraction form
    5,011.11/7,511.76 = 2,547.09/x
  3. Step 3: Cross multiply
    5,011.11x = 7,511.76 × 2,547.09
  4. Step 4: Simplify right side
    5,011.11x = 19,133,128.78
  5. Step 5: Solve for x
    x = 19,133,128.78/5,011.11
  6. Step 6: Final answer
    x = 3,818.14

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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.