Home / 10,962.60-16,443.81-4,727.02

Finding the Fourth Proportional to 10,962.60, 16,443.81 and 4,727.02

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Solution

The fourth proportional to 10,962.60, 16,443.81 and 4,727.02 is: 7,090.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,962.60 : 16,443.81 = 4,727.02 : x
  2. Step 2: Convert to fraction form
    10,962.60/16,443.81 = 4,727.02/x
  3. Step 3: Cross multiply
    10,962.60x = 16,443.81 × 4,727.02
  4. Step 4: Simplify right side
    10,962.60x = 77,730,218.75
  5. Step 5: Solve for x
    x = 77,730,218.75/10,962.60
  6. Step 6: Final answer
    x = 7,090.49

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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.