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Finding the Fourth Proportional to 3,302.48, 4,953.81 and 837.50

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Solution

The fourth proportional to 3,302.48, 4,953.81 and 837.50 is: 1,256.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,302.48 : 4,953.81 = 837.50 : x
  2. Step 2: Convert to fraction form
    3,302.48/4,953.81 = 837.50/x
  3. Step 3: Cross multiply
    3,302.48x = 4,953.81 × 837.50
  4. Step 4: Simplify right side
    3,302.48x = 4,148,795.67
  5. Step 5: Solve for x
    x = 4,148,795.67/3,302.48
  6. Step 6: Final answer
    x = 1,256.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.