Home / 6,513.21-9,770.29-3,225.42

Finding the Fourth Proportional to 6,513.21, 9,770.29 and 3,225.42

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Solution

The fourth proportional to 6,513.21, 9,770.29 and 3,225.42 is: 4,838.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,513.21 : 9,770.29 = 3,225.42 : x
  2. Step 2: Convert to fraction form
    6,513.21/9,770.29 = 3,225.42/x
  3. Step 3: Cross multiply
    6,513.21x = 9,770.29 × 3,225.42
  4. Step 4: Simplify right side
    6,513.21x = 31,513,280.71
  5. Step 5: Solve for x
    x = 31,513,280.71/6,513.21
  6. Step 6: Final answer
    x = 4,838.36

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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.