Home / 4,680.19-7,018.34-1,904.99

Finding the Fourth Proportional to 4,680.19, 7,018.34 and 1,904.99

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Solution

The fourth proportional to 4,680.19, 7,018.34 and 1,904.99 is: 2,856.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,680.19 : 7,018.34 = 1,904.99 : x
  2. Step 2: Convert to fraction form
    4,680.19/7,018.34 = 1,904.99/x
  3. Step 3: Cross multiply
    4,680.19x = 7,018.34 × 1,904.99
  4. Step 4: Simplify right side
    4,680.19x = 13,369,822.90
  5. Step 5: Solve for x
    x = 13,369,822.90/4,680.19
  6. Step 6: Final answer
    x = 2,856.68

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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.