Home / 7,801.81-11,708.18-4,510.37

Finding the Fourth Proportional to 7,801.81, 11,708.18 and 4,510.37

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Solution

The fourth proportional to 7,801.81, 11,708.18 and 4,510.37 is: 6,768.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,801.81 : 11,708.18 = 4,510.37 : x
  2. Step 2: Convert to fraction form
    7,801.81/11,708.18 = 4,510.37/x
  3. Step 3: Cross multiply
    7,801.81x = 11,708.18 × 4,510.37
  4. Step 4: Simplify right side
    7,801.81x = 52,808,223.83
  5. Step 5: Solve for x
    x = 52,808,223.83/7,801.81
  6. Step 6: Final answer
    x = 6,768.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.