Home / 6,627.45-9,940.95-1,697.13

Finding the Fourth Proportional to 6,627.45, 9,940.95 and 1,697.13

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Solution

The fourth proportional to 6,627.45, 9,940.95 and 1,697.13 is: 2,545.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,627.45 : 9,940.95 = 1,697.13 : x
  2. Step 2: Convert to fraction form
    6,627.45/9,940.95 = 1,697.13/x
  3. Step 3: Cross multiply
    6,627.45x = 9,940.95 × 1,697.13
  4. Step 4: Simplify right side
    6,627.45x = 16,871,121.75
  5. Step 5: Solve for x
    x = 16,871,121.75/6,627.45
  6. Step 6: Final answer
    x = 2,545.64

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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.