Home / 5,348.95-8,020.56-1,789.50

Finding the Fourth Proportional to 5,348.95, 8,020.56 and 1,789.50

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Solution

The fourth proportional to 5,348.95, 8,020.56 and 1,789.50 is: 2,683.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,348.95 : 8,020.56 = 1,789.50 : x
  2. Step 2: Convert to fraction form
    5,348.95/8,020.56 = 1,789.50/x
  3. Step 3: Cross multiply
    5,348.95x = 8,020.56 × 1,789.50
  4. Step 4: Simplify right side
    5,348.95x = 14,352,792.12
  5. Step 5: Solve for x
    x = 14,352,792.12/5,348.95
  6. Step 6: Final answer
    x = 2,683.29

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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.