Home / 5,417.70-8,110.71-4,898.90

Finding the Fourth Proportional to 5,417.70, 8,110.71 and 4,898.90

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Solution

The fourth proportional to 5,417.70, 8,110.71 and 4,898.90 is: 7,334.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,417.70 : 8,110.71 = 4,898.90 : x
  2. Step 2: Convert to fraction form
    5,417.70/8,110.71 = 4,898.90/x
  3. Step 3: Cross multiply
    5,417.70x = 8,110.71 × 4,898.90
  4. Step 4: Simplify right side
    5,417.70x = 39,733,516.67
  5. Step 5: Solve for x
    x = 39,733,516.67/5,417.70
  6. Step 6: Final answer
    x = 7,334.02

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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.