Home / 10,369.63-15,551.26-2,972.11

Finding the Fourth Proportional to 10,369.63, 15,551.26 and 2,972.11

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Solution

The fourth proportional to 10,369.63, 15,551.26 and 2,972.11 is: 4,457.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,369.63 : 15,551.26 = 2,972.11 : x
  2. Step 2: Convert to fraction form
    10,369.63/15,551.26 = 2,972.11/x
  3. Step 3: Cross multiply
    10,369.63x = 15,551.26 × 2,972.11
  4. Step 4: Simplify right side
    10,369.63x = 46,219,962.74
  5. Step 5: Solve for x
    x = 46,219,962.74/10,369.63
  6. Step 6: Final answer
    x = 4,457.24

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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.