Home / 7,125.29-10,688.08-2,445.27

Finding the Fourth Proportional to 7,125.29, 10,688.08 and 2,445.27

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Solution

The fourth proportional to 7,125.29, 10,688.08 and 2,445.27 is: 3,667.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,125.29 : 10,688.08 = 2,445.27 : x
  2. Step 2: Convert to fraction form
    7,125.29/10,688.08 = 2,445.27/x
  3. Step 3: Cross multiply
    7,125.29x = 10,688.08 × 2,445.27
  4. Step 4: Simplify right side
    7,125.29x = 26,135,235.27
  5. Step 5: Solve for x
    x = 26,135,235.27/7,125.29
  6. Step 6: Final answer
    x = 3,667.96

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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.