Home / 4,429.12-6,112.18-2,439.67

Finding the Fourth Proportional to 4,429.12, 6,112.18 and 2,439.67

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Solution

The fourth proportional to 4,429.12, 6,112.18 and 2,439.67 is: 3,366.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,429.12 : 6,112.18 = 2,439.67 : x
  2. Step 2: Convert to fraction form
    4,429.12/6,112.18 = 2,439.67/x
  3. Step 3: Cross multiply
    4,429.12x = 6,112.18 × 2,439.67
  4. Step 4: Simplify right side
    4,429.12x = 14,911,702.18
  5. Step 5: Solve for x
    x = 14,911,702.18/4,429.12
  6. Step 6: Final answer
    x = 3,366.74

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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.