Home / 4,925.76-7,389.12-3,709.44

Finding the Fourth Proportional to 4,925.76, 7,389.12 and 3,709.44

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Solution

The fourth proportional to 4,925.76, 7,389.12 and 3,709.44 is: 5,564.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,925.76 : 7,389.12 = 3,709.44 : x
  2. Step 2: Convert to fraction form
    4,925.76/7,389.12 = 3,709.44/x
  3. Step 3: Cross multiply
    4,925.76x = 7,389.12 × 3,709.44
  4. Step 4: Simplify right side
    4,925.76x = 27,409,497.29
  5. Step 5: Solve for x
    x = 27,409,497.29/4,925.76
  6. Step 6: Final answer
    x = 5,564.52

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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.