Home / 3,528.69-5,313.66-2,610.71

Finding the Fourth Proportional to 3,528.69, 5,313.66 and 2,610.71

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Solution

The fourth proportional to 3,528.69, 5,313.66 and 2,610.71 is: 3,931.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,528.69 : 5,313.66 = 2,610.71 : x
  2. Step 2: Convert to fraction form
    3,528.69/5,313.66 = 2,610.71/x
  3. Step 3: Cross multiply
    3,528.69x = 5,313.66 × 2,610.71
  4. Step 4: Simplify right side
    3,528.69x = 13,872,412.28
  5. Step 5: Solve for x
    x = 13,872,412.28/3,528.69
  6. Step 6: Final answer
    x = 3,931.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.