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Finding the Fourth Proportional to 4,927.77, 7,337.99 and 4,873.23

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Solution

The fourth proportional to 4,927.77, 7,337.99 and 4,873.23 is: 7,256.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,927.77 : 7,337.99 = 4,873.23 : x
  2. Step 2: Convert to fraction form
    4,927.77/7,337.99 = 4,873.23/x
  3. Step 3: Cross multiply
    4,927.77x = 7,337.99 × 4,873.23
  4. Step 4: Simplify right side
    4,927.77x = 35,759,725.19
  5. Step 5: Solve for x
    x = 35,759,725.19/4,927.77
  6. Step 6: Final answer
    x = 7,256.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.