Home / 6,712.12-10,064.80-2,328.40

Finding the Fourth Proportional to 6,712.12, 10,064.80 and 2,328.40

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Solution

The fourth proportional to 6,712.12, 10,064.80 and 2,328.40 is: 3,491.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,712.12 : 10,064.80 = 2,328.40 : x
  2. Step 2: Convert to fraction form
    6,712.12/10,064.80 = 2,328.40/x
  3. Step 3: Cross multiply
    6,712.12x = 10,064.80 × 2,328.40
  4. Step 4: Simplify right side
    6,712.12x = 23,434,880.32
  5. Step 5: Solve for x
    x = 23,434,880.32/6,712.12
  6. Step 6: Final answer
    x = 3,491.43

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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.