Home / 9,459.63-14,189.41-2,885.80

Finding the Fourth Proportional to 9,459.63, 14,189.41 and 2,885.80

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Solution

The fourth proportional to 9,459.63, 14,189.41 and 2,885.80 is: 4,328.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,459.63 : 14,189.41 = 2,885.80 : x
  2. Step 2: Convert to fraction form
    9,459.63/14,189.41 = 2,885.80/x
  3. Step 3: Cross multiply
    9,459.63x = 14,189.41 × 2,885.80
  4. Step 4: Simplify right side
    9,459.63x = 40,947,799.38
  5. Step 5: Solve for x
    x = 40,947,799.38/9,459.63
  6. Step 6: Final answer
    x = 4,328.69

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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.