Home / 6,875.18-10,294.31-3,581.34

Finding the Fourth Proportional to 6,875.18, 10,294.31 and 3,581.34

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Solution

The fourth proportional to 6,875.18, 10,294.31 and 3,581.34 is: 5,362.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,875.18 : 10,294.31 = 3,581.34 : x
  2. Step 2: Convert to fraction form
    6,875.18/10,294.31 = 3,581.34/x
  3. Step 3: Cross multiply
    6,875.18x = 10,294.31 × 3,581.34
  4. Step 4: Simplify right side
    6,875.18x = 36,867,406.27
  5. Step 5: Solve for x
    x = 36,867,406.27/6,875.18
  6. Step 6: Final answer
    x = 5,362.40

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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.