Home / 10,630.40-14,669.28-6,652.64

Finding the Fourth Proportional to 10,630.40, 14,669.28 and 6,652.64

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Solution

The fourth proportional to 10,630.40, 14,669.28 and 6,652.64 is: 9,180.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,630.40 : 14,669.28 = 6,652.64 : x
  2. Step 2: Convert to fraction form
    10,630.40/14,669.28 = 6,652.64/x
  3. Step 3: Cross multiply
    10,630.40x = 14,669.28 × 6,652.64
  4. Step 4: Simplify right side
    10,630.40x = 97,589,438.90
  5. Step 5: Solve for x
    x = 97,589,438.90/10,630.40
  6. Step 6: Final answer
    x = 9,180.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.