Home / 7,338.60-11,009.52-3,875.04

Finding the Fourth Proportional to 7,338.60, 11,009.52 and 3,875.04

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Solution

The fourth proportional to 7,338.60, 11,009.52 and 3,875.04 is: 5,813.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,338.60 : 11,009.52 = 3,875.04 : x
  2. Step 2: Convert to fraction form
    7,338.60/11,009.52 = 3,875.04/x
  3. Step 3: Cross multiply
    7,338.60x = 11,009.52 × 3,875.04
  4. Step 4: Simplify right side
    7,338.60x = 42,662,330.38
  5. Step 5: Solve for x
    x = 42,662,330.38/7,338.60
  6. Step 6: Final answer
    x = 5,813.42

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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.