Home / 6,854.19-10,281.35-1,660.07

Finding the Fourth Proportional to 6,854.19, 10,281.35 and 1,660.07

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Solution

The fourth proportional to 6,854.19, 10,281.35 and 1,660.07 is: 2,490.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,854.19 : 10,281.35 = 1,660.07 : x
  2. Step 2: Convert to fraction form
    6,854.19/10,281.35 = 1,660.07/x
  3. Step 3: Cross multiply
    6,854.19x = 10,281.35 × 1,660.07
  4. Step 4: Simplify right side
    6,854.19x = 17,067,784.32
  5. Step 5: Solve for x
    x = 17,067,784.32/6,854.19
  6. Step 6: Final answer
    x = 2,490.12

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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.