Home / 6,519.10-9,778.66-1,588.74

Finding the Fourth Proportional to 6,519.10, 9,778.66 and 1,588.74

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Solution

The fourth proportional to 6,519.10, 9,778.66 and 1,588.74 is: 2,383.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,519.10 : 9,778.66 = 1,588.74 : x
  2. Step 2: Convert to fraction form
    6,519.10/9,778.66 = 1,588.74/x
  3. Step 3: Cross multiply
    6,519.10x = 9,778.66 × 1,588.74
  4. Step 4: Simplify right side
    6,519.10x = 15,535,748.29
  5. Step 5: Solve for x
    x = 15,535,748.29/6,519.10
  6. Step 6: Final answer
    x = 2,383.11

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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.