Home / 9,355.20-14,032.63-5,412.39

Finding the Fourth Proportional to 9,355.20, 14,032.63 and 5,412.39

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Solution

The fourth proportional to 9,355.20, 14,032.63 and 5,412.39 is: 8,118.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,355.20 : 14,032.63 = 5,412.39 : x
  2. Step 2: Convert to fraction form
    9,355.20/14,032.63 = 5,412.39/x
  3. Step 3: Cross multiply
    9,355.20x = 14,032.63 × 5,412.39
  4. Step 4: Simplify right side
    9,355.20x = 75,950,066.29
  5. Step 5: Solve for x
    x = 75,950,066.29/9,355.20
  6. Step 6: Final answer
    x = 8,118.49

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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.