Home / 3,345.96-4,615.08-2,716.50

Finding the Fourth Proportional to 3,345.96, 4,615.08 and 2,716.50

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Solution

The fourth proportional to 3,345.96, 4,615.08 and 2,716.50 is: 3,746.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,345.96 : 4,615.08 = 2,716.50 : x
  2. Step 2: Convert to fraction form
    3,345.96/4,615.08 = 2,716.50/x
  3. Step 3: Cross multiply
    3,345.96x = 4,615.08 × 2,716.50
  4. Step 4: Simplify right side
    3,345.96x = 12,536,864.82
  5. Step 5: Solve for x
    x = 12,536,864.82/3,345.96
  6. Step 6: Final answer
    x = 3,746.87

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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.