Home / 4,688.34-7,032.51-1,401.47

Finding the Fourth Proportional to 4,688.34, 7,032.51 and 1,401.47

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Solution

The fourth proportional to 4,688.34, 7,032.51 and 1,401.47 is: 2,102.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,688.34 : 7,032.51 = 1,401.47 : x
  2. Step 2: Convert to fraction form
    4,688.34/7,032.51 = 1,401.47/x
  3. Step 3: Cross multiply
    4,688.34x = 7,032.51 × 1,401.47
  4. Step 4: Simplify right side
    4,688.34x = 9,855,816.63
  5. Step 5: Solve for x
    x = 9,855,816.63/4,688.34
  6. Step 6: Final answer
    x = 2,102.20

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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.