Home / 3,306.79-4,563.47-1,814.81

Finding the Fourth Proportional to 3,306.79, 4,563.47 and 1,814.81

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Solution

The fourth proportional to 3,306.79, 4,563.47 and 1,814.81 is: 2,504.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,306.79 : 4,563.47 = 1,814.81 : x
  2. Step 2: Convert to fraction form
    3,306.79/4,563.47 = 1,814.81/x
  3. Step 3: Cross multiply
    3,306.79x = 4,563.47 × 1,814.81
  4. Step 4: Simplify right side
    3,306.79x = 8,281,812.71
  5. Step 5: Solve for x
    x = 8,281,812.71/3,306.79
  6. Step 6: Final answer
    x = 2,504.49

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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.