Home / 10,854.95-14,977.46-6,873.75

Finding the Fourth Proportional to 10,854.95, 14,977.46 and 6,873.75

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Solution

The fourth proportional to 10,854.95, 14,977.46 and 6,873.75 is: 9,484.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,854.95 : 14,977.46 = 6,873.75 : x
  2. Step 2: Convert to fraction form
    10,854.95/14,977.46 = 6,873.75/x
  3. Step 3: Cross multiply
    10,854.95x = 14,977.46 × 6,873.75
  4. Step 4: Simplify right side
    10,854.95x = 102,951,281.31
  5. Step 5: Solve for x
    x = 102,951,281.31/10,854.95
  6. Step 6: Final answer
    x = 9,484.27

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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.