Home / 9,888.91-13,646.70-7,373.23

Finding the Fourth Proportional to 9,888.91, 13,646.70 and 7,373.23

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Solution

The fourth proportional to 9,888.91, 13,646.70 and 7,373.23 is: 10,175.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,888.91 : 13,646.70 = 7,373.23 : x
  2. Step 2: Convert to fraction form
    9,888.91/13,646.70 = 7,373.23/x
  3. Step 3: Cross multiply
    9,888.91x = 13,646.70 × 7,373.23
  4. Step 4: Simplify right side
    9,888.91x = 100,620,257.84
  5. Step 5: Solve for x
    x = 100,620,257.84/9,888.91
  6. Step 6: Final answer
    x = 10,175.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.