Home / 10,467.72-15,701.42-3,547.08

Finding the Fourth Proportional to 10,467.72, 15,701.42 and 3,547.08

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Solution

The fourth proportional to 10,467.72, 15,701.42 and 3,547.08 is: 5,320.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,467.72 : 15,701.42 = 3,547.08 : x
  2. Step 2: Convert to fraction form
    10,467.72/15,701.42 = 3,547.08/x
  3. Step 3: Cross multiply
    10,467.72x = 15,701.42 × 3,547.08
  4. Step 4: Simplify right side
    10,467.72x = 55,694,192.85
  5. Step 5: Solve for x
    x = 55,694,192.85/10,467.72
  6. Step 6: Final answer
    x = 5,320.57

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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.