Home / 4,688.30-7,032.45-1,401.29

Finding the Fourth Proportional to 4,688.30, 7,032.45 and 1,401.29

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Solution

The fourth proportional to 4,688.30, 7,032.45 and 1,401.29 is: 2,101.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,688.30 : 7,032.45 = 1,401.29 : x
  2. Step 2: Convert to fraction form
    4,688.30/7,032.45 = 1,401.29/x
  3. Step 3: Cross multiply
    4,688.30x = 7,032.45 × 1,401.29
  4. Step 4: Simplify right side
    4,688.30x = 9,854,459.69
  5. Step 5: Solve for x
    x = 9,854,459.69/4,688.30
  6. Step 6: Final answer
    x = 2,101.93

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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.