Home / 4,378.62-6,041.76-2,515.26

Finding the Fourth Proportional to 4,378.62, 6,041.76 and 2,515.26

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Solution

The fourth proportional to 4,378.62, 6,041.76 and 2,515.26 is: 3,470.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,378.62 : 6,041.76 = 2,515.26 : x
  2. Step 2: Convert to fraction form
    4,378.62/6,041.76 = 2,515.26/x
  3. Step 3: Cross multiply
    4,378.62x = 6,041.76 × 2,515.26
  4. Step 4: Simplify right side
    4,378.62x = 15,196,597.26
  5. Step 5: Solve for x
    x = 15,196,597.26/4,378.62
  6. Step 6: Final answer
    x = 3,470.64

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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.