Home / 5,109.96-7,047.90-4,403.01

Finding the Fourth Proportional to 5,109.96, 7,047.90 and 4,403.01

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Solution

The fourth proportional to 5,109.96, 7,047.90 and 4,403.01 is: 6,072.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,109.96 : 7,047.90 = 4,403.01 : x
  2. Step 2: Convert to fraction form
    5,109.96/7,047.90 = 4,403.01/x
  3. Step 3: Cross multiply
    5,109.96x = 7,047.90 × 4,403.01
  4. Step 4: Simplify right side
    5,109.96x = 31,031,974.18
  5. Step 5: Solve for x
    x = 31,031,974.18/5,109.96
  6. Step 6: Final answer
    x = 6,072.84

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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.