Home / 4,098.71-6,148.74-1,326.08

Finding the Fourth Proportional to 4,098.71, 6,148.74 and 1,326.08

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Solution

The fourth proportional to 4,098.71, 6,148.74 and 1,326.08 is: 1,989.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,098.71 : 6,148.74 = 1,326.08 : x
  2. Step 2: Convert to fraction form
    4,098.71/6,148.74 = 1,326.08/x
  3. Step 3: Cross multiply
    4,098.71x = 6,148.74 × 1,326.08
  4. Step 4: Simplify right side
    4,098.71x = 8,153,741.48
  5. Step 5: Solve for x
    x = 8,153,741.48/4,098.71
  6. Step 6: Final answer
    x = 1,989.34

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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.