Home / 8,768.91-13,153.49-4,897.95

Finding the Fourth Proportional to 8,768.91, 13,153.49 and 4,897.95

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Solution

The fourth proportional to 8,768.91, 13,153.49 and 4,897.95 is: 7,346.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,768.91 : 13,153.49 = 4,897.95 : x
  2. Step 2: Convert to fraction form
    8,768.91/13,153.49 = 4,897.95/x
  3. Step 3: Cross multiply
    8,768.91x = 13,153.49 × 4,897.95
  4. Step 4: Simplify right side
    8,768.91x = 64,425,111.86
  5. Step 5: Solve for x
    x = 64,425,111.86/8,768.91
  6. Step 6: Final answer
    x = 7,346.99

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Double scale
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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.