Home / 4,119.61-5,685.95-2,627.18

Finding the Fourth Proportional to 4,119.61, 5,685.95 and 2,627.18

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Solution

The fourth proportional to 4,119.61, 5,685.95 and 2,627.18 is: 3,626.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,119.61 : 5,685.95 = 2,627.18 : x
  2. Step 2: Convert to fraction form
    4,119.61/5,685.95 = 2,627.18/x
  3. Step 3: Cross multiply
    4,119.61x = 5,685.95 × 2,627.18
  4. Step 4: Simplify right side
    4,119.61x = 14,938,030.79
  5. Step 5: Solve for x
    x = 14,938,030.79/4,119.61
  6. Step 6: Final answer
    x = 3,626.08

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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.