Home / 3,410.29-4,685.81-2,710.45

Finding the Fourth Proportional to 3,410.29, 4,685.81 and 2,710.45

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Solution

The fourth proportional to 3,410.29, 4,685.81 and 2,710.45 is: 3,724.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,410.29 : 4,685.81 = 2,710.45 : x
  2. Step 2: Convert to fraction form
    3,410.29/4,685.81 = 2,710.45/x
  3. Step 3: Cross multiply
    3,410.29x = 4,685.81 × 2,710.45
  4. Step 4: Simplify right side
    3,410.29x = 12,700,653.71
  5. Step 5: Solve for x
    x = 12,700,653.71/3,410.29
  6. Step 6: Final answer
    x = 3,724.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.