Home / 9,378.18-14,066.16-2,453.22

Finding the Fourth Proportional to 9,378.18, 14,066.16 and 2,453.22

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Solution

The fourth proportional to 9,378.18, 14,066.16 and 2,453.22 is: 3,679.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,378.18 : 14,066.16 = 2,453.22 : x
  2. Step 2: Convert to fraction form
    9,378.18/14,066.16 = 2,453.22/x
  3. Step 3: Cross multiply
    9,378.18x = 14,066.16 × 2,453.22
  4. Step 4: Simplify right side
    9,378.18x = 34,507,385.04
  5. Step 5: Solve for x
    x = 34,507,385.04/9,378.18
  6. Step 6: Final answer
    x = 3,679.54

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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.