Home / 7,845.50-10,827.75-4,533.50

Finding the Fourth Proportional to 7,845.50, 10,827.75 and 4,533.50

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Solution

The fourth proportional to 7,845.50, 10,827.75 and 4,533.50 is: 6,256.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,845.50 : 10,827.75 = 4,533.50 : x
  2. Step 2: Convert to fraction form
    7,845.50/10,827.75 = 4,533.50/x
  3. Step 3: Cross multiply
    7,845.50x = 10,827.75 × 4,533.50
  4. Step 4: Simplify right side
    7,845.50x = 49,087,604.63
  5. Step 5: Solve for x
    x = 49,087,604.63/7,845.50
  6. Step 6: Final answer
    x = 6,256.78

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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.