Home / 9,459.42-14,189.67-2,886.06

Finding the Fourth Proportional to 9,459.42, 14,189.67 and 2,886.06

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Solution

The fourth proportional to 9,459.42, 14,189.67 and 2,886.06 is: 4,329.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,459.42 : 14,189.67 = 2,886.06 : x
  2. Step 2: Convert to fraction form
    9,459.42/14,189.67 = 2,886.06/x
  3. Step 3: Cross multiply
    9,459.42x = 14,189.67 × 2,886.06
  4. Step 4: Simplify right side
    9,459.42x = 40,952,239.00
  5. Step 5: Solve for x
    x = 40,952,239.00/9,459.42
  6. Step 6: Final answer
    x = 4,329.25

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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.