Home / 3,407.92-4,701.03-2,345.56

Finding the Fourth Proportional to 3,407.92, 4,701.03 and 2,345.56

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Solution

The fourth proportional to 3,407.92, 4,701.03 and 2,345.56 is: 3,235.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,407.92 : 4,701.03 = 2,345.56 : x
  2. Step 2: Convert to fraction form
    3,407.92/4,701.03 = 2,345.56/x
  3. Step 3: Cross multiply
    3,407.92x = 4,701.03 × 2,345.56
  4. Step 4: Simplify right side
    3,407.92x = 11,026,547.93
  5. Step 5: Solve for x
    x = 11,026,547.93/3,407.92
  6. Step 6: Final answer
    x = 3,235.57

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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.