Home / 10,281.28-14,184.06-6,503.02

Finding the Fourth Proportional to 10,281.28, 14,184.06 and 6,503.02

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Solution

The fourth proportional to 10,281.28, 14,184.06 and 6,503.02 is: 8,971.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,281.28 : 14,184.06 = 6,503.02 : x
  2. Step 2: Convert to fraction form
    10,281.28/14,184.06 = 6,503.02/x
  3. Step 3: Cross multiply
    10,281.28x = 14,184.06 × 6,503.02
  4. Step 4: Simplify right side
    10,281.28x = 92,239,225.86
  5. Step 5: Solve for x
    x = 92,239,225.86/10,281.28
  6. Step 6: Final answer
    x = 8,971.57

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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.