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Finding the Fourth Proportional to 4,725.34, 7,088.02 and 1,262.50

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Solution

The fourth proportional to 4,725.34, 7,088.02 and 1,262.50 is: 1,893.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,725.34 : 7,088.02 = 1,262.50 : x
  2. Step 2: Convert to fraction form
    4,725.34/7,088.02 = 1,262.50/x
  3. Step 3: Cross multiply
    4,725.34x = 7,088.02 × 1,262.50
  4. Step 4: Simplify right side
    4,725.34x = 8,948,625.25
  5. Step 5: Solve for x
    x = 8,948,625.25/4,725.34
  6. Step 6: Final answer
    x = 1,893.75

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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.