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Finding the Fourth Proportional to 4,707.71, 7,063.07 and 2,835.63

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Solution

The fourth proportional to 4,707.71, 7,063.07 and 2,835.63 is: 4,254.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,707.71 : 7,063.07 = 2,835.63 : x
  2. Step 2: Convert to fraction form
    4,707.71/7,063.07 = 2,835.63/x
  3. Step 3: Cross multiply
    4,707.71x = 7,063.07 × 2,835.63
  4. Step 4: Simplify right side
    4,707.71x = 20,028,239.01
  5. Step 5: Solve for x
    x = 20,028,239.01/4,707.71
  6. Step 6: Final answer
    x = 4,254.35

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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.