Home / 5,647.19-8,470.85-1,751.63

Finding the Fourth Proportional to 5,647.19, 8,470.85 and 1,751.63

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Solution

The fourth proportional to 5,647.19, 8,470.85 and 1,751.63 is: 2,627.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,647.19 : 8,470.85 = 1,751.63 : x
  2. Step 2: Convert to fraction form
    5,647.19/8,470.85 = 1,751.63/x
  3. Step 3: Cross multiply
    5,647.19x = 8,470.85 × 1,751.63
  4. Step 4: Simplify right side
    5,647.19x = 14,837,743.87
  5. Step 5: Solve for x
    x = 14,837,743.87/5,647.19
  6. Step 6: Final answer
    x = 2,627.46

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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.