Home / 7,499.60-11,256.28-3,804.40

Finding the Fourth Proportional to 7,499.60, 11,256.28 and 3,804.40

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Solution

The fourth proportional to 7,499.60, 11,256.28 and 3,804.40 is: 5,710.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,499.60 : 11,256.28 = 3,804.40 : x
  2. Step 2: Convert to fraction form
    7,499.60/11,256.28 = 3,804.40/x
  3. Step 3: Cross multiply
    7,499.60x = 11,256.28 × 3,804.40
  4. Step 4: Simplify right side
    7,499.60x = 42,823,391.63
  5. Step 5: Solve for x
    x = 42,823,391.63/7,499.60
  6. Step 6: Final answer
    x = 5,710.09

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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.