Home / 5,022.81-6,931.47-3,032.98

Finding the Fourth Proportional to 5,022.81, 6,931.47 and 3,032.98

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Solution

The fourth proportional to 5,022.81, 6,931.47 and 3,032.98 is: 4,185.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,022.81 : 6,931.47 = 3,032.98 : x
  2. Step 2: Convert to fraction form
    5,022.81/6,931.47 = 3,032.98/x
  3. Step 3: Cross multiply
    5,022.81x = 6,931.47 × 3,032.98
  4. Step 4: Simplify right side
    5,022.81x = 21,023,009.88
  5. Step 5: Solve for x
    x = 21,023,009.88/5,022.81
  6. Step 6: Final answer
    x = 4,185.51

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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.