Home / 9,270.89-12,794.03-5,291.91

Finding the Fourth Proportional to 9,270.89, 12,794.03 and 5,291.91

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Solution

The fourth proportional to 9,270.89, 12,794.03 and 5,291.91 is: 7,302.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,270.89 : 12,794.03 = 5,291.91 : x
  2. Step 2: Convert to fraction form
    9,270.89/12,794.03 = 5,291.91/x
  3. Step 3: Cross multiply
    9,270.89x = 12,794.03 × 5,291.91
  4. Step 4: Simplify right side
    9,270.89x = 67,704,828.84
  5. Step 5: Solve for x
    x = 67,704,828.84/9,270.89
  6. Step 6: Final answer
    x = 7,302.95

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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.