Home / 7,068.80-9,755.52-4,273.28

Finding the Fourth Proportional to 7,068.80, 9,755.52 and 4,273.28

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Solution

The fourth proportional to 7,068.80, 9,755.52 and 4,273.28 is: 5,897.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,068.80 : 9,755.52 = 4,273.28 : x
  2. Step 2: Convert to fraction form
    7,068.80/9,755.52 = 4,273.28/x
  3. Step 3: Cross multiply
    7,068.80x = 9,755.52 × 4,273.28
  4. Step 4: Simplify right side
    7,068.80x = 41,688,068.51
  5. Step 5: Solve for x
    x = 41,688,068.51/7,068.80
  6. Step 6: Final answer
    x = 5,897.47

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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.