Home / 4,711.60-6,501.90-2,615.68

Finding the Fourth Proportional to 4,711.60, 6,501.90 and 2,615.68

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Solution

The fourth proportional to 4,711.60, 6,501.90 and 2,615.68 is: 3,609.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,711.60 : 6,501.90 = 2,615.68 : x
  2. Step 2: Convert to fraction form
    4,711.60/6,501.90 = 2,615.68/x
  3. Step 3: Cross multiply
    4,711.60x = 6,501.90 × 2,615.68
  4. Step 4: Simplify right side
    4,711.60x = 17,006,889.79
  5. Step 5: Solve for x
    x = 17,006,889.79/4,711.60
  6. Step 6: Final answer
    x = 3,609.58

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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.