Home / 6,890.04-10,328.79-2,504.40

Finding the Fourth Proportional to 6,890.04, 10,328.79 and 2,504.40

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Solution

The fourth proportional to 6,890.04, 10,328.79 and 2,504.40 is: 3,754.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,890.04 : 10,328.79 = 2,504.40 : x
  2. Step 2: Convert to fraction form
    6,890.04/10,328.79 = 2,504.40/x
  3. Step 3: Cross multiply
    6,890.04x = 10,328.79 × 2,504.40
  4. Step 4: Simplify right side
    6,890.04x = 25,867,392.33
  5. Step 5: Solve for x
    x = 25,867,392.33/6,890.04
  6. Step 6: Final answer
    x = 3,754.32

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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.