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Finding the Fourth Proportional to 7,366.64, 10,162.01 and 5,124.63

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Solution

The fourth proportional to 7,366.64, 10,162.01 and 5,124.63 is: 7,069.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,366.64 : 10,162.01 = 5,124.63 : x
  2. Step 2: Convert to fraction form
    7,366.64/10,162.01 = 5,124.63/x
  3. Step 3: Cross multiply
    7,366.64x = 10,162.01 × 5,124.63
  4. Step 4: Simplify right side
    7,366.64x = 52,076,515.68
  5. Step 5: Solve for x
    x = 52,076,515.68/7,366.64
  6. Step 6: Final answer
    x = 7,069.24

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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.