Home / 7,421.17-10,241.27-4,064.30

Finding the Fourth Proportional to 7,421.17, 10,241.27 and 4,064.30

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Solution

The fourth proportional to 7,421.17, 10,241.27 and 4,064.30 is: 5,608.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,421.17 : 10,241.27 = 4,064.30 : x
  2. Step 2: Convert to fraction form
    7,421.17/10,241.27 = 4,064.30/x
  3. Step 3: Cross multiply
    7,421.17x = 10,241.27 × 4,064.30
  4. Step 4: Simplify right side
    7,421.17x = 41,623,522.13
  5. Step 5: Solve for x
    x = 41,623,522.13/7,421.17
  6. Step 6: Final answer
    x = 5,608.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.