Home / 9,828.95-14,749.50-3,985.61

Finding the Fourth Proportional to 9,828.95, 14,749.50 and 3,985.61

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Solution

The fourth proportional to 9,828.95, 14,749.50 and 3,985.61 is: 5,980.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,828.95 : 14,749.50 = 3,985.61 : x
  2. Step 2: Convert to fraction form
    9,828.95/14,749.50 = 3,985.61/x
  3. Step 3: Cross multiply
    9,828.95x = 14,749.50 × 3,985.61
  4. Step 4: Simplify right side
    9,828.95x = 58,785,754.70
  5. Step 5: Solve for x
    x = 58,785,754.70/9,828.95
  6. Step 6: Final answer
    x = 5,980.88

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.