Home / 10,071.50-13,905.47-6,099.53

Finding the Fourth Proportional to 10,071.50, 13,905.47 and 6,099.53

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Solution

The fourth proportional to 10,071.50, 13,905.47 and 6,099.53 is: 8,421.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,071.50 : 13,905.47 = 6,099.53 : x
  2. Step 2: Convert to fraction form
    10,071.50/13,905.47 = 6,099.53/x
  3. Step 3: Cross multiply
    10,071.50x = 13,905.47 × 6,099.53
  4. Step 4: Simplify right side
    10,071.50x = 84,816,777.15
  5. Step 5: Solve for x
    x = 84,816,777.15/10,071.50
  6. Step 6: Final answer
    x = 8,421.47

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1.5x scale

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.