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Finding the Fourth Proportional to 9,798.13, 14,698.82 and 4,867.93

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Solution

The fourth proportional to 9,798.13, 14,698.82 and 4,867.93 is: 7,302.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,798.13 : 14,698.82 = 4,867.93 : x
  2. Step 2: Convert to fraction form
    9,798.13/14,698.82 = 4,867.93/x
  3. Step 3: Cross multiply
    9,798.13x = 14,698.82 × 4,867.93
  4. Step 4: Simplify right side
    9,798.13x = 71,552,826.84
  5. Step 5: Solve for x
    x = 71,552,826.84/9,798.13
  6. Step 6: Final answer
    x = 7,302.70

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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.