Home / 10,972.56-16,460.76-4,045.68

Finding the Fourth Proportional to 10,972.56, 16,460.76 and 4,045.68

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Solution

The fourth proportional to 10,972.56, 16,460.76 and 4,045.68 is: 6,069.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,972.56 : 16,460.76 = 4,045.68 : x
  2. Step 2: Convert to fraction form
    10,972.56/16,460.76 = 4,045.68/x
  3. Step 3: Cross multiply
    10,972.56x = 16,460.76 × 4,045.68
  4. Step 4: Simplify right side
    10,972.56x = 66,594,967.52
  5. Step 5: Solve for x
    x = 66,594,967.52/10,972.56
  6. Step 6: Final answer
    x = 6,069.23

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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.