Home / 6,854.36-10,281.84-1,923.89

Finding the Fourth Proportional to 6,854.36, 10,281.84 and 1,923.89

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Solution

The fourth proportional to 6,854.36, 10,281.84 and 1,923.89 is: 2,885.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,854.36 : 10,281.84 = 1,923.89 : x
  2. Step 2: Convert to fraction form
    6,854.36/10,281.84 = 1,923.89/x
  3. Step 3: Cross multiply
    6,854.36x = 10,281.84 × 1,923.89
  4. Step 4: Simplify right side
    6,854.36x = 19,781,077.75
  5. Step 5: Solve for x
    x = 19,781,077.75/6,854.36
  6. Step 6: Final answer
    x = 2,885.91

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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.