Home / 6,557.86-9,045.66-3,903.25

Finding the Fourth Proportional to 6,557.86, 9,045.66 and 3,903.25

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Solution

The fourth proportional to 6,557.86, 9,045.66 and 3,903.25 is: 5,383.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,557.86 : 9,045.66 = 3,903.25 : x
  2. Step 2: Convert to fraction form
    6,557.86/9,045.66 = 3,903.25/x
  3. Step 3: Cross multiply
    6,557.86x = 9,045.66 × 3,903.25
  4. Step 4: Simplify right side
    6,557.86x = 35,307,472.40
  5. Step 5: Solve for x
    x = 35,307,472.40/6,557.86
  6. Step 6: Final answer
    x = 5,383.99

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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.