Home / 4,856.90-7,282.78-1,569.58

Finding the Fourth Proportional to 4,856.90, 7,282.78 and 1,569.58

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Solution

The fourth proportional to 4,856.90, 7,282.78 and 1,569.58 is: 2,353.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,856.90 : 7,282.78 = 1,569.58 : x
  2. Step 2: Convert to fraction form
    4,856.90/7,282.78 = 1,569.58/x
  3. Step 3: Cross multiply
    4,856.90x = 7,282.78 × 1,569.58
  4. Step 4: Simplify right side
    4,856.90x = 11,430,883.70
  5. Step 5: Solve for x
    x = 11,430,883.70/4,856.90
  6. Step 6: Final answer
    x = 2,353.54

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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.