Home / 10,746.48-16,122.54-4,423.32

Finding the Fourth Proportional to 10,746.48, 16,122.54 and 4,423.32

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Solution

The fourth proportional to 10,746.48, 16,122.54 and 4,423.32 is: 6,636.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,746.48 : 16,122.54 = 4,423.32 : x
  2. Step 2: Convert to fraction form
    10,746.48/16,122.54 = 4,423.32/x
  3. Step 3: Cross multiply
    10,746.48x = 16,122.54 × 4,423.32
  4. Step 4: Simplify right side
    10,746.48x = 71,315,153.63
  5. Step 5: Solve for x
    x = 71,315,153.63/10,746.48
  6. Step 6: Final answer
    x = 6,636.14

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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.