Home / 7,020.04-10,530.62-4,098.64

Finding the Fourth Proportional to 7,020.04, 10,530.62 and 4,098.64

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Solution

The fourth proportional to 7,020.04, 10,530.62 and 4,098.64 is: 6,148.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,020.04 : 10,530.62 = 4,098.64 : x
  2. Step 2: Convert to fraction form
    7,020.04/10,530.62 = 4,098.64/x
  3. Step 3: Cross multiply
    7,020.04x = 10,530.62 × 4,098.64
  4. Step 4: Simplify right side
    7,020.04x = 43,161,220.36
  5. Step 5: Solve for x
    x = 43,161,220.36/7,020.04
  6. Step 6: Final answer
    x = 6,148.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.