Home / 5,392.10-8,085.26-1,693.38

Finding the Fourth Proportional to 5,392.10, 8,085.26 and 1,693.38

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Solution

The fourth proportional to 5,392.10, 8,085.26 and 1,693.38 is: 2,539.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,392.10 : 8,085.26 = 1,693.38 : x
  2. Step 2: Convert to fraction form
    5,392.10/8,085.26 = 1,693.38/x
  3. Step 3: Cross multiply
    5,392.10x = 8,085.26 × 1,693.38
  4. Step 4: Simplify right side
    5,392.10x = 13,691,417.58
  5. Step 5: Solve for x
    x = 13,691,417.58/5,392.10
  6. Step 6: Final answer
    x = 2,539.16

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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.