Home / 8,880.64-13,319.68-4,264.96

Finding the Fourth Proportional to 8,880.64, 13,319.68 and 4,264.96

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Solution

The fourth proportional to 8,880.64, 13,319.68 and 4,264.96 is: 6,396.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,880.64 : 13,319.68 = 4,264.96 : x
  2. Step 2: Convert to fraction form
    8,880.64/13,319.68 = 4,264.96/x
  3. Step 3: Cross multiply
    8,880.64x = 13,319.68 × 4,264.96
  4. Step 4: Simplify right side
    8,880.64x = 56,807,902.41
  5. Step 5: Solve for x
    x = 56,807,902.41/8,880.64
  6. Step 6: Final answer
    x = 6,396.83

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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.