Home / 4,378.02-6,041.43-2,515.02

Finding the Fourth Proportional to 4,378.02, 6,041.43 and 2,515.02

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Solution

The fourth proportional to 4,378.02, 6,041.43 and 2,515.02 is: 3,470.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,378.02 : 6,041.43 = 2,515.02 : x
  2. Step 2: Convert to fraction form
    4,378.02/6,041.43 = 2,515.02/x
  3. Step 3: Cross multiply
    4,378.02x = 6,041.43 × 2,515.02
  4. Step 4: Simplify right side
    4,378.02x = 15,194,317.28
  5. Step 5: Solve for x
    x = 15,194,317.28/4,378.02
  6. Step 6: Final answer
    x = 3,470.59

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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.