Home / 4,123.02-5,688.79-2,330.54

Finding the Fourth Proportional to 4,123.02, 5,688.79 and 2,330.54

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Solution

The fourth proportional to 4,123.02, 5,688.79 and 2,330.54 is: 3,215.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,123.02 : 5,688.79 = 2,330.54 : x
  2. Step 2: Convert to fraction form
    4,123.02/5,688.79 = 2,330.54/x
  3. Step 3: Cross multiply
    4,123.02x = 5,688.79 × 2,330.54
  4. Step 4: Simplify right side
    4,123.02x = 13,257,918.38
  5. Step 5: Solve for x
    x = 13,257,918.38/4,123.02
  6. Step 6: Final answer
    x = 3,215.58

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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.