Home / 6,888.30-10,332.50-2,209.02

Finding the Fourth Proportional to 6,888.30, 10,332.50 and 2,209.02

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Solution

The fourth proportional to 6,888.30, 10,332.50 and 2,209.02 is: 3,313.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,888.30 : 10,332.50 = 2,209.02 : x
  2. Step 2: Convert to fraction form
    6,888.30/10,332.50 = 2,209.02/x
  3. Step 3: Cross multiply
    6,888.30x = 10,332.50 × 2,209.02
  4. Step 4: Simplify right side
    6,888.30x = 22,824,688.10
  5. Step 5: Solve for x
    x = 22,824,688.10/6,888.30
  6. Step 6: Final answer
    x = 3,313.54

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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.