Home / 7,123.19-10,684.80-4,673.52

Finding the Fourth Proportional to 7,123.19, 10,684.80 and 4,673.52

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Solution

The fourth proportional to 7,123.19, 10,684.80 and 4,673.52 is: 7,010.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,123.19 : 10,684.80 = 4,673.52 : x
  2. Step 2: Convert to fraction form
    7,123.19/10,684.80 = 4,673.52/x
  3. Step 3: Cross multiply
    7,123.19x = 10,684.80 × 4,673.52
  4. Step 4: Simplify right side
    7,123.19x = 49,935,626.50
  5. Step 5: Solve for x
    x = 49,935,626.50/7,123.19
  6. Step 6: Final answer
    x = 7,010.29

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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.