Home / 8,265.04-12,396.98-2,421.16

Finding the Fourth Proportional to 8,265.04, 12,396.98 and 2,421.16

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Solution

The fourth proportional to 8,265.04, 12,396.98 and 2,421.16 is: 3,631.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,265.04 : 12,396.98 = 2,421.16 : x
  2. Step 2: Convert to fraction form
    8,265.04/12,396.98 = 2,421.16/x
  3. Step 3: Cross multiply
    8,265.04x = 12,396.98 × 2,421.16
  4. Step 4: Simplify right side
    8,265.04x = 30,015,072.10
  5. Step 5: Solve for x
    x = 30,015,072.10/8,265.04
  6. Step 6: Final answer
    x = 3,631.57

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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.