Home / 5,253.72-7,875.32-2,329.62

Finding the Fourth Proportional to 5,253.72, 7,875.32 and 2,329.62

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Solution

The fourth proportional to 5,253.72, 7,875.32 and 2,329.62 is: 3,492.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,253.72 : 7,875.32 = 2,329.62 : x
  2. Step 2: Convert to fraction form
    5,253.72/7,875.32 = 2,329.62/x
  3. Step 3: Cross multiply
    5,253.72x = 7,875.32 × 2,329.62
  4. Step 4: Simplify right side
    5,253.72x = 18,346,491.33
  5. Step 5: Solve for x
    x = 18,346,491.33/5,253.72
  6. Step 6: Final answer
    x = 3,492.10

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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.