Home / 5,610.91-8,417.60-1,715.62

Finding the Fourth Proportional to 5,610.91, 8,417.60 and 1,715.62

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Solution

The fourth proportional to 5,610.91, 8,417.60 and 1,715.62 is: 2,573.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,610.91 : 8,417.60 = 1,715.62 : x
  2. Step 2: Convert to fraction form
    5,610.91/8,417.60 = 1,715.62/x
  3. Step 3: Cross multiply
    5,610.91x = 8,417.60 × 1,715.62
  4. Step 4: Simplify right side
    5,610.91x = 14,441,402.91
  5. Step 5: Solve for x
    x = 14,441,402.91/5,610.91
  6. Step 6: Final answer
    x = 2,573.81

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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.