Home / 6,607.53-9,911.33-1,677.57

Finding the Fourth Proportional to 6,607.53, 9,911.33 and 1,677.57

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Solution

The fourth proportional to 6,607.53, 9,911.33 and 1,677.57 is: 2,516.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,607.53 : 9,911.33 = 1,677.57 : x
  2. Step 2: Convert to fraction form
    6,607.53/9,911.33 = 1,677.57/x
  3. Step 3: Cross multiply
    6,607.53x = 9,911.33 × 1,677.57
  4. Step 4: Simplify right side
    6,607.53x = 16,626,941.48
  5. Step 5: Solve for x
    x = 16,626,941.48/6,607.53
  6. Step 6: Final answer
    x = 2,516.36

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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.