Home / 8,124.53-11,211.93-4,767.40

Finding the Fourth Proportional to 8,124.53, 11,211.93 and 4,767.40

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Solution

The fourth proportional to 8,124.53, 11,211.93 and 4,767.40 is: 6,579.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,124.53 : 11,211.93 = 4,767.40 : x
  2. Step 2: Convert to fraction form
    8,124.53/11,211.93 = 4,767.40/x
  3. Step 3: Cross multiply
    8,124.53x = 11,211.93 × 4,767.40
  4. Step 4: Simplify right side
    8,124.53x = 53,451,732.21
  5. Step 5: Solve for x
    x = 53,451,732.21/8,124.53
  6. Step 6: Final answer
    x = 6,579.06

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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.