Home / 9,421.19-14,127.68-2,845.83

Finding the Fourth Proportional to 9,421.19, 14,127.68 and 2,845.83

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Solution

The fourth proportional to 9,421.19, 14,127.68 and 2,845.83 is: 4,267.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,421.19 : 14,127.68 = 2,845.83 : x
  2. Step 2: Convert to fraction form
    9,421.19/14,127.68 = 2,845.83/x
  3. Step 3: Cross multiply
    9,421.19x = 14,127.68 × 2,845.83
  4. Step 4: Simplify right side
    9,421.19x = 40,205,023.66
  5. Step 5: Solve for x
    x = 40,205,023.66/9,421.19
  6. Step 6: Final answer
    x = 4,267.51

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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.