Home / 9,890.16-14,837.46-3,316.17

Finding the Fourth Proportional to 9,890.16, 14,837.46 and 3,316.17

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Solution

The fourth proportional to 9,890.16, 14,837.46 and 3,316.17 is: 4,975.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,890.16 : 14,837.46 = 3,316.17 : x
  2. Step 2: Convert to fraction form
    9,890.16/14,837.46 = 3,316.17/x
  3. Step 3: Cross multiply
    9,890.16x = 14,837.46 × 3,316.17
  4. Step 4: Simplify right side
    9,890.16x = 49,203,539.73
  5. Step 5: Solve for x
    x = 49,203,539.73/9,890.16
  6. Step 6: Final answer
    x = 4,975.00

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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.