Home / 7,069.67-9,755.70-4,085.02

Finding the Fourth Proportional to 7,069.67, 9,755.70 and 4,085.02

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Solution

The fourth proportional to 7,069.67, 9,755.70 and 4,085.02 is: 5,637.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,069.67 : 9,755.70 = 4,085.02 : x
  2. Step 2: Convert to fraction form
    7,069.67/9,755.70 = 4,085.02/x
  3. Step 3: Cross multiply
    7,069.67x = 9,755.70 × 4,085.02
  4. Step 4: Simplify right side
    7,069.67x = 39,852,229.61
  5. Step 5: Solve for x
    x = 39,852,229.61/7,069.67
  6. Step 6: Final answer
    x = 5,637.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.