Home / 4,113.51-5,676.89-2,345.69

Finding the Fourth Proportional to 4,113.51, 5,676.89 and 2,345.69

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Solution

The fourth proportional to 4,113.51, 5,676.89 and 2,345.69 is: 3,237.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,113.51 : 5,676.89 = 2,345.69 : x
  2. Step 2: Convert to fraction form
    4,113.51/5,676.89 = 2,345.69/x
  3. Step 3: Cross multiply
    4,113.51x = 5,676.89 × 2,345.69
  4. Step 4: Simplify right side
    4,113.51x = 13,316,183.99
  5. Step 5: Solve for x
    x = 13,316,183.99/4,113.51
  6. Step 6: Final answer
    x = 3,237.18

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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.