Home / 5,298.67-7,310.47-3,060.25

Finding the Fourth Proportional to 5,298.67, 7,310.47 and 3,060.25

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Solution

The fourth proportional to 5,298.67, 7,310.47 and 3,060.25 is: 4,222.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,298.67 : 7,310.47 = 3,060.25 : x
  2. Step 2: Convert to fraction form
    5,298.67/7,310.47 = 3,060.25/x
  3. Step 3: Cross multiply
    5,298.67x = 7,310.47 × 3,060.25
  4. Step 4: Simplify right side
    5,298.67x = 22,371,865.82
  5. Step 5: Solve for x
    x = 22,371,865.82/5,298.67
  6. Step 6: Final answer
    x = 4,222.17

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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.