Home / 5,580.35-8,370.53-1,684.76

Finding the Fourth Proportional to 5,580.35, 8,370.53 and 1,684.76

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Solution

The fourth proportional to 5,580.35, 8,370.53 and 1,684.76 is: 2,527.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,580.35 : 8,370.53 = 1,684.76 : x
  2. Step 2: Convert to fraction form
    5,580.35/8,370.53 = 1,684.76/x
  3. Step 3: Cross multiply
    5,580.35x = 8,370.53 × 1,684.76
  4. Step 4: Simplify right side
    5,580.35x = 14,102,283.85
  5. Step 5: Solve for x
    x = 14,102,283.85/5,580.35
  6. Step 6: Final answer
    x = 2,527.13

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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.