Home / 4,326.81-6,490.52-1,553.51

Finding the Fourth Proportional to 4,326.81, 6,490.52 and 1,553.51

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Solution

The fourth proportional to 4,326.81, 6,490.52 and 1,553.51 is: 2,330.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,326.81 : 6,490.52 = 1,553.51 : x
  2. Step 2: Convert to fraction form
    4,326.81/6,490.52 = 1,553.51/x
  3. Step 3: Cross multiply
    4,326.81x = 6,490.52 × 1,553.51
  4. Step 4: Simplify right side
    4,326.81x = 10,083,059.16
  5. Step 5: Solve for x
    x = 10,083,059.16/4,326.81
  6. Step 6: Final answer
    x = 2,330.37

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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.