Home / 8,717.27-13,068.55-3,783.19

Finding the Fourth Proportional to 8,717.27, 13,068.55 and 3,783.19

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Solution

The fourth proportional to 8,717.27, 13,068.55 and 3,783.19 is: 5,671.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,717.27 : 13,068.55 = 3,783.19 : x
  2. Step 2: Convert to fraction form
    8,717.27/13,068.55 = 3,783.19/x
  3. Step 3: Cross multiply
    8,717.27x = 13,068.55 × 3,783.19
  4. Step 4: Simplify right side
    8,717.27x = 49,440,807.67
  5. Step 5: Solve for x
    x = 49,440,807.67/8,717.27
  6. Step 6: Final answer
    x = 5,671.59

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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.