Home / 9,156.09-13,718.45-4,999.01

Finding the Fourth Proportional to 9,156.09, 13,718.45 and 4,999.01

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Solution

The fourth proportional to 9,156.09, 13,718.45 and 4,999.01 is: 7,489.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,156.09 : 13,718.45 = 4,999.01 : x
  2. Step 2: Convert to fraction form
    9,156.09/13,718.45 = 4,999.01/x
  3. Step 3: Cross multiply
    9,156.09x = 13,718.45 × 4,999.01
  4. Step 4: Simplify right side
    9,156.09x = 68,578,668.73
  5. Step 5: Solve for x
    x = 68,578,668.73/9,156.09
  6. Step 6: Final answer
    x = 7,489.95

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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.