Home / 4,680.15-7,018.28-1,904.94

Finding the Fourth Proportional to 4,680.15, 7,018.28 and 1,904.94

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Solution

The fourth proportional to 4,680.15, 7,018.28 and 1,904.94 is: 2,856.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,680.15 : 7,018.28 = 1,904.94 : x
  2. Step 2: Convert to fraction form
    4,680.15/7,018.28 = 1,904.94/x
  3. Step 3: Cross multiply
    4,680.15x = 7,018.28 × 1,904.94
  4. Step 4: Simplify right side
    4,680.15x = 13,369,419.66
  5. Step 5: Solve for x
    x = 13,369,419.66/4,680.15
  6. Step 6: Final answer
    x = 2,856.62

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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.