Home / 7,053.94-9,732.48-4,220.15

Finding the Fourth Proportional to 7,053.94, 9,732.48 and 4,220.15

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Solution

The fourth proportional to 7,053.94, 9,732.48 and 4,220.15 is: 5,822.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,053.94 : 9,732.48 = 4,220.15 : x
  2. Step 2: Convert to fraction form
    7,053.94/9,732.48 = 4,220.15/x
  3. Step 3: Cross multiply
    7,053.94x = 9,732.48 × 4,220.15
  4. Step 4: Simplify right side
    7,053.94x = 41,072,525.47
  5. Step 5: Solve for x
    x = 41,072,525.47/7,053.94
  6. Step 6: Final answer
    x = 5,822.64

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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.