Home / 6,557.81-9,049.47-3,725.11

Finding the Fourth Proportional to 6,557.81, 9,049.47 and 3,725.11

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Solution

The fourth proportional to 6,557.81, 9,049.47 and 3,725.11 is: 5,140.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,557.81 : 9,049.47 = 3,725.11 : x
  2. Step 2: Convert to fraction form
    6,557.81/9,049.47 = 3,725.11/x
  3. Step 3: Cross multiply
    6,557.81x = 9,049.47 × 3,725.11
  4. Step 4: Simplify right side
    6,557.81x = 33,710,314.94
  5. Step 5: Solve for x
    x = 33,710,314.94/6,557.81
  6. Step 6: Final answer
    x = 5,140.48

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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.