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Finding the Fourth Proportional to 7,502.93, 10,355.48 and 4,946.21

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Solution

The fourth proportional to 7,502.93, 10,355.48 and 4,946.21 is: 6,826.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,502.93 : 10,355.48 = 4,946.21 : x
  2. Step 2: Convert to fraction form
    7,502.93/10,355.48 = 4,946.21/x
  3. Step 3: Cross multiply
    7,502.93x = 10,355.48 × 4,946.21
  4. Step 4: Simplify right side
    7,502.93x = 51,220,344.39
  5. Step 5: Solve for x
    x = 51,220,344.39/7,502.93
  6. Step 6: Final answer
    x = 6,826.71

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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.