Home / 4,711.52-6,501.78-2,615.64

Finding the Fourth Proportional to 4,711.52, 6,501.78 and 2,615.64

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Solution

The fourth proportional to 4,711.52, 6,501.78 and 2,615.64 is: 3,609.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,711.52 : 6,501.78 = 2,615.64 : x
  2. Step 2: Convert to fraction form
    4,711.52/6,501.78 = 2,615.64/x
  3. Step 3: Cross multiply
    4,711.52x = 6,501.78 × 2,615.64
  4. Step 4: Simplify right side
    4,711.52x = 17,006,315.84
  5. Step 5: Solve for x
    x = 17,006,315.84/4,711.52
  6. Step 6: Final answer
    x = 3,609.52

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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.