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Finding the Fourth Proportional to 7,860.49, 10,846.24 and 4,502.50

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Solution

The fourth proportional to 7,860.49, 10,846.24 and 4,502.50 is: 6,212.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,860.49 : 10,846.24 = 4,502.50 : x
  2. Step 2: Convert to fraction form
    7,860.49/10,846.24 = 4,502.50/x
  3. Step 3: Cross multiply
    7,860.49x = 10,846.24 × 4,502.50
  4. Step 4: Simplify right side
    7,860.49x = 48,835,195.60
  5. Step 5: Solve for x
    x = 48,835,195.60/7,860.49
  6. Step 6: Final answer
    x = 6,212.74

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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.