Home / 7,469.04-10,306.80-4,485

Finding the Fourth Proportional to 7,469.04, 10,306.80 and 4,485

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Solution

The fourth proportional to 7,469.04, 10,306.80 and 4,485 is: 6,189.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,469.04 : 10,306.80 = 4,485 : x
  2. Step 2: Convert to fraction form
    7,469.04/10,306.80 = 4,485/x
  3. Step 3: Cross multiply
    7,469.04x = 10,306.80 × 4,485
  4. Step 4: Simplify right side
    7,469.04x = 46,225,998
  5. Step 5: Solve for x
    x = 46,225,998/7,469.04
  6. Step 6: Final answer
    x = 6,189.01

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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.