Home / 6,626.55-9,937.40-1,945.36

Finding the Fourth Proportional to 6,626.55, 9,937.40 and 1,945.36

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Solution

The fourth proportional to 6,626.55, 9,937.40 and 1,945.36 is: 2,917.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,626.55 : 9,937.40 = 1,945.36 : x
  2. Step 2: Convert to fraction form
    6,626.55/9,937.40 = 1,945.36/x
  3. Step 3: Cross multiply
    6,626.55x = 9,937.40 × 1,945.36
  4. Step 4: Simplify right side
    6,626.55x = 19,331,810.74
  5. Step 5: Solve for x
    x = 19,331,810.74/6,626.55
  6. Step 6: Final answer
    x = 2,917.33

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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.