Home / 6,419.39-8,854.02-4,059.25

Finding the Fourth Proportional to 6,419.39, 8,854.02 and 4,059.25

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Solution

The fourth proportional to 6,419.39, 8,854.02 and 4,059.25 is: 5,598.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,419.39 : 8,854.02 = 4,059.25 : x
  2. Step 2: Convert to fraction form
    6,419.39/8,854.02 = 4,059.25/x
  3. Step 3: Cross multiply
    6,419.39x = 8,854.02 × 4,059.25
  4. Step 4: Simplify right side
    6,419.39x = 35,940,660.39
  5. Step 5: Solve for x
    x = 35,940,660.39/6,419.39
  6. Step 6: Final answer
    x = 5,598.77

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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.