Home / 7,171.01-9,895.93-4,027.13

Finding the Fourth Proportional to 7,171.01, 9,895.93 and 4,027.13

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Solution

The fourth proportional to 7,171.01, 9,895.93 and 4,027.13 is: 5,557.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,171.01 : 9,895.93 = 4,027.13 : x
  2. Step 2: Convert to fraction form
    7,171.01/9,895.93 = 4,027.13/x
  3. Step 3: Cross multiply
    7,171.01x = 9,895.93 × 4,027.13
  4. Step 4: Simplify right side
    7,171.01x = 39,852,137.03
  5. Step 5: Solve for x
    x = 39,852,137.03/7,171.01
  6. Step 6: Final answer
    x = 5,557.40

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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.