Home / 9,421.42-14,132.19-2,401.45

Finding the Fourth Proportional to 9,421.42, 14,132.19 and 2,401.45

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Solution

The fourth proportional to 9,421.42, 14,132.19 and 2,401.45 is: 3,602.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,421.42 : 14,132.19 = 2,401.45 : x
  2. Step 2: Convert to fraction form
    9,421.42/14,132.19 = 2,401.45/x
  3. Step 3: Cross multiply
    9,421.42x = 14,132.19 × 2,401.45
  4. Step 4: Simplify right side
    9,421.42x = 33,937,747.68
  5. Step 5: Solve for x
    x = 33,937,747.68/9,421.42
  6. Step 6: Final answer
    x = 3,602.19

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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.