Home / 4,119.06-5,681.70-2,545.50

Finding the Fourth Proportional to 4,119.06, 5,681.70 and 2,545.50

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Solution

The fourth proportional to 4,119.06, 5,681.70 and 2,545.50 is: 3,511.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,119.06 : 5,681.70 = 2,545.50 : x
  2. Step 2: Convert to fraction form
    4,119.06/5,681.70 = 2,545.50/x
  3. Step 3: Cross multiply
    4,119.06x = 5,681.70 × 2,545.50
  4. Step 4: Simplify right side
    4,119.06x = 14,462,767.35
  5. Step 5: Solve for x
    x = 14,462,767.35/4,119.06
  6. Step 6: Final answer
    x = 3,511.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.