Home / 5,085.45-7,625.54-1,798.07

Finding the Fourth Proportional to 5,085.45, 7,625.54 and 1,798.07

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Solution

The fourth proportional to 5,085.45, 7,625.54 and 1,798.07 is: 2,696.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,085.45 : 7,625.54 = 1,798.07 : x
  2. Step 2: Convert to fraction form
    5,085.45/7,625.54 = 1,798.07/x
  3. Step 3: Cross multiply
    5,085.45x = 7,625.54 × 1,798.07
  4. Step 4: Simplify right side
    5,085.45x = 13,711,221.08
  5. Step 5: Solve for x
    x = 13,711,221.08/5,085.45
  6. Step 6: Final answer
    x = 2,696.17

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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.