Home / 9,421.35-14,132.25-2,847.51

Finding the Fourth Proportional to 9,421.35, 14,132.25 and 2,847.51

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Solution

The fourth proportional to 9,421.35, 14,132.25 and 2,847.51 is: 4,271.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,421.35 : 14,132.25 = 2,847.51 : x
  2. Step 2: Convert to fraction form
    9,421.35/14,132.25 = 2,847.51/x
  3. Step 3: Cross multiply
    9,421.35x = 14,132.25 × 2,847.51
  4. Step 4: Simplify right side
    9,421.35x = 40,241,723.20
  5. Step 5: Solve for x
    x = 40,241,723.20/9,421.35
  6. Step 6: Final answer
    x = 4,271.33

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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.