Home / 6,419.35-9,630.59-2,036.85

Finding the Fourth Proportional to 6,419.35, 9,630.59 and 2,036.85

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Solution

The fourth proportional to 6,419.35, 9,630.59 and 2,036.85 is: 3,055.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,419.35 : 9,630.59 = 2,036.85 : x
  2. Step 2: Convert to fraction form
    6,419.35/9,630.59 = 2,036.85/x
  3. Step 3: Cross multiply
    6,419.35x = 9,630.59 × 2,036.85
  4. Step 4: Simplify right side
    6,419.35x = 19,616,053.76
  5. Step 5: Solve for x
    x = 19,616,053.76/6,419.35
  6. Step 6: Final answer
    x = 3,055.77

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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.