Home / 7,226.02-9,973.41-4,242.52

Finding the Fourth Proportional to 7,226.02, 9,973.41 and 4,242.52

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Solution

The fourth proportional to 7,226.02, 9,973.41 and 4,242.52 is: 5,855.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,226.02 : 9,973.41 = 4,242.52 : x
  2. Step 2: Convert to fraction form
    7,226.02/9,973.41 = 4,242.52/x
  3. Step 3: Cross multiply
    7,226.02x = 9,973.41 × 4,242.52
  4. Step 4: Simplify right side
    7,226.02x = 42,312,391.39
  5. Step 5: Solve for x
    x = 42,312,391.39/7,226.02
  6. Step 6: Final answer
    x = 5,855.56

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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.