Home / 7,541.48-10,410.81-5,027.78

Finding the Fourth Proportional to 7,541.48, 10,410.81 and 5,027.78

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Solution

The fourth proportional to 7,541.48, 10,410.81 and 5,027.78 is: 6,940.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,541.48 : 10,410.81 = 5,027.78 : x
  2. Step 2: Convert to fraction form
    7,541.48/10,410.81 = 5,027.78/x
  3. Step 3: Cross multiply
    7,541.48x = 10,410.81 × 5,027.78
  4. Step 4: Simplify right side
    7,541.48x = 52,343,210.25
  5. Step 5: Solve for x
    x = 52,343,210.25/7,541.48
  6. Step 6: Final answer
    x = 6,940.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.