Home / 4,109.16-5,669.40-2,430.76

Finding the Fourth Proportional to 4,109.16, 5,669.40 and 2,430.76

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Solution

The fourth proportional to 4,109.16, 5,669.40 and 2,430.76 is: 3,353.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,109.16 : 5,669.40 = 2,430.76 : x
  2. Step 2: Convert to fraction form
    4,109.16/5,669.40 = 2,430.76/x
  3. Step 3: Cross multiply
    4,109.16x = 5,669.40 × 2,430.76
  4. Step 4: Simplify right side
    4,109.16x = 13,780,950.74
  5. Step 5: Solve for x
    x = 13,780,950.74/4,109.16
  6. Step 6: Final answer
    x = 3,353.71

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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.