Home / 7,200.04-9,935.66-4,013.50

Finding the Fourth Proportional to 7,200.04, 9,935.66 and 4,013.50

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Solution

The fourth proportional to 7,200.04, 9,935.66 and 4,013.50 is: 5,538.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,200.04 : 9,935.66 = 4,013.50 : x
  2. Step 2: Convert to fraction form
    7,200.04/9,935.66 = 4,013.50/x
  3. Step 3: Cross multiply
    7,200.04x = 9,935.66 × 4,013.50
  4. Step 4: Simplify right side
    7,200.04x = 39,876,771.41
  5. Step 5: Solve for x
    x = 39,876,771.41/7,200.04
  6. Step 6: Final answer
    x = 5,538.41

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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.