Home / 6,548.52-9,036.78-3,715.68

Finding the Fourth Proportional to 6,548.52, 9,036.78 and 3,715.68

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Solution

The fourth proportional to 6,548.52, 9,036.78 and 3,715.68 is: 5,127.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,548.52 : 9,036.78 = 3,715.68 : x
  2. Step 2: Convert to fraction form
    6,548.52/9,036.78 = 3,715.68/x
  3. Step 3: Cross multiply
    6,548.52x = 9,036.78 × 3,715.68
  4. Step 4: Simplify right side
    6,548.52x = 33,577,782.71
  5. Step 5: Solve for x
    x = 33,577,782.71/6,548.52
  6. Step 6: Final answer
    x = 5,127.54

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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.