Home / 7,827.98-10,801.56-4,470.58

Finding the Fourth Proportional to 7,827.98, 10,801.56 and 4,470.58

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Solution

The fourth proportional to 7,827.98, 10,801.56 and 4,470.58 is: 6,168.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,827.98 : 10,801.56 = 4,470.58 : x
  2. Step 2: Convert to fraction form
    7,827.98/10,801.56 = 4,470.58/x
  3. Step 3: Cross multiply
    7,827.98x = 10,801.56 × 4,470.58
  4. Step 4: Simplify right side
    7,827.98x = 48,289,238.10
  5. Step 5: Solve for x
    x = 48,289,238.10/7,827.98
  6. Step 6: Final answer
    x = 6,168.80

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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.