Home / 2,788.16-4,150.36-2,746.60

Finding the Fourth Proportional to 2,788.16, 4,150.36 and 2,746.60

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Solution

The fourth proportional to 2,788.16, 4,150.36 and 2,746.60 is: 4,088.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,788.16 : 4,150.36 = 2,746.60 : x
  2. Step 2: Convert to fraction form
    2,788.16/4,150.36 = 2,746.60/x
  3. Step 3: Cross multiply
    2,788.16x = 4,150.36 × 2,746.60
  4. Step 4: Simplify right side
    2,788.16x = 11,399,378.78
  5. Step 5: Solve for x
    x = 11,399,378.78/2,788.16
  6. Step 6: Final answer
    x = 4,088.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.