Home / 5,660.81-7,812.41-3,303.71

Finding the Fourth Proportional to 5,660.81, 7,812.41 and 3,303.71

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Solution

The fourth proportional to 5,660.81, 7,812.41 and 3,303.71 is: 4,559.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,660.81 : 7,812.41 = 3,303.71 : x
  2. Step 2: Convert to fraction form
    5,660.81/7,812.41 = 3,303.71/x
  3. Step 3: Cross multiply
    5,660.81x = 7,812.41 × 3,303.71
  4. Step 4: Simplify right side
    5,660.81x = 25,809,881.46
  5. Step 5: Solve for x
    x = 25,809,881.46/5,660.81
  6. Step 6: Final answer
    x = 4,559.40

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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.