Home / 10,883.65-16,331.62-4,643.07

Finding the Fourth Proportional to 10,883.65, 16,331.62 and 4,643.07

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Solution

The fourth proportional to 10,883.65, 16,331.62 and 4,643.07 is: 6,967.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,883.65 : 16,331.62 = 4,643.07 : x
  2. Step 2: Convert to fraction form
    10,883.65/16,331.62 = 4,643.07/x
  3. Step 3: Cross multiply
    10,883.65x = 16,331.62 × 4,643.07
  4. Step 4: Simplify right side
    10,883.65x = 75,828,773.22
  5. Step 5: Solve for x
    x = 75,828,773.22/10,883.65
  6. Step 6: Final answer
    x = 6,967.22

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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.