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Finding the Fourth Proportional to 4,711.63, 6,502.19 and 2,615.89

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Solution

The fourth proportional to 4,711.63, 6,502.19 and 2,615.89 is: 3,610.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,711.63 : 6,502.19 = 2,615.89 : x
  2. Step 2: Convert to fraction form
    4,711.63/6,502.19 = 2,615.89/x
  3. Step 3: Cross multiply
    4,711.63x = 6,502.19 × 2,615.89
  4. Step 4: Simplify right side
    4,711.63x = 17,009,013.80
  5. Step 5: Solve for x
    x = 17,009,013.80/4,711.63
  6. Step 6: Final answer
    x = 3,610.01

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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.