Home / 4,319.03-6,479.87-2,240.53

Finding the Fourth Proportional to 4,319.03, 6,479.87 and 2,240.53

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Solution

The fourth proportional to 4,319.03, 6,479.87 and 2,240.53 is: 3,361.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,319.03 : 6,479.87 = 2,240.53 : x
  2. Step 2: Convert to fraction form
    4,319.03/6,479.87 = 2,240.53/x
  3. Step 3: Cross multiply
    4,319.03x = 6,479.87 × 2,240.53
  4. Step 4: Simplify right side
    4,319.03x = 14,518,315.73
  5. Step 5: Solve for x
    x = 14,518,315.73/4,319.03
  6. Step 6: Final answer
    x = 3,361.47

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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.