Home / 10,681.07-16,019.78-2,888.06

Finding the Fourth Proportional to 10,681.07, 16,019.78 and 2,888.06

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Solution

The fourth proportional to 10,681.07, 16,019.78 and 2,888.06 is: 4,331.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,681.07 : 16,019.78 = 2,888.06 : x
  2. Step 2: Convert to fraction form
    10,681.07/16,019.78 = 2,888.06/x
  3. Step 3: Cross multiply
    10,681.07x = 16,019.78 × 2,888.06
  4. Step 4: Simplify right side
    10,681.07x = 46,265,991.29
  5. Step 5: Solve for x
    x = 46,265,991.29/10,681.07
  6. Step 6: Final answer
    x = 4,331.59

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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.