Home / 10,528.16-15,792.64-2,736.76

Finding the Fourth Proportional to 10,528.16, 15,792.64 and 2,736.76

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Solution

The fourth proportional to 10,528.16, 15,792.64 and 2,736.76 is: 4,105.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,528.16 : 15,792.64 = 2,736.76 : x
  2. Step 2: Convert to fraction form
    10,528.16/15,792.64 = 2,736.76/x
  3. Step 3: Cross multiply
    10,528.16x = 15,792.64 × 2,736.76
  4. Step 4: Simplify right side
    10,528.16x = 43,220,665.45
  5. Step 5: Solve for x
    x = 43,220,665.45/10,528.16
  6. Step 6: Final answer
    x = 4,105.24

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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.