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Finding the Fourth Proportional to 10,804.53, 14,913.94 and 6,329.71

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Solution

The fourth proportional to 10,804.53, 14,913.94 and 6,329.71 is: 8,737.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,804.53 : 14,913.94 = 6,329.71 : x
  2. Step 2: Convert to fraction form
    10,804.53/14,913.94 = 6,329.71/x
  3. Step 3: Cross multiply
    10,804.53x = 14,913.94 × 6,329.71
  4. Step 4: Simplify right side
    10,804.53x = 94,400,915.16
  5. Step 5: Solve for x
    x = 94,400,915.16/10,804.53
  6. Step 6: Final answer
    x = 8,737.16

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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.