Home / 6,710.35-9,260.55-3,877.63

Finding the Fourth Proportional to 6,710.35, 9,260.55 and 3,877.63

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Solution

The fourth proportional to 6,710.35, 9,260.55 and 3,877.63 is: 5,351.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,710.35 : 9,260.55 = 3,877.63 : x
  2. Step 2: Convert to fraction form
    6,710.35/9,260.55 = 3,877.63/x
  3. Step 3: Cross multiply
    6,710.35x = 9,260.55 × 3,877.63
  4. Step 4: Simplify right side
    6,710.35x = 35,908,920.81
  5. Step 5: Solve for x
    x = 35,908,920.81/6,710.35
  6. Step 6: Final answer
    x = 5,351.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.