Home / 7,827.18-10,800.63-4,844.94

Finding the Fourth Proportional to 7,827.18, 10,800.63 and 4,844.94

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Solution

The fourth proportional to 7,827.18, 10,800.63 and 4,844.94 is: 6,685.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,827.18 : 10,800.63 = 4,844.94 : x
  2. Step 2: Convert to fraction form
    7,827.18/10,800.63 = 4,844.94/x
  3. Step 3: Cross multiply
    7,827.18x = 10,800.63 × 4,844.94
  4. Step 4: Simplify right side
    7,827.18x = 52,328,404.31
  5. Step 5: Solve for x
    x = 52,328,404.31/7,827.18
  6. Step 6: Final answer
    x = 6,685.47

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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.