Home / 8,371.06-12,547.36-3,686.10

Finding the Fourth Proportional to 8,371.06, 12,547.36 and 3,686.10

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Solution

The fourth proportional to 8,371.06, 12,547.36 and 3,686.10 is: 5,525.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,371.06 : 12,547.36 = 3,686.10 : x
  2. Step 2: Convert to fraction form
    8,371.06/12,547.36 = 3,686.10/x
  3. Step 3: Cross multiply
    8,371.06x = 12,547.36 × 3,686.10
  4. Step 4: Simplify right side
    8,371.06x = 46,250,823.70
  5. Step 5: Solve for x
    x = 46,250,823.70/8,371.06
  6. Step 6: Final answer
    x = 5,525.09

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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.