Home / 4,980.32-7,477.04-2,902.24

Finding the Fourth Proportional to 4,980.32, 7,477.04 and 2,902.24

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Solution

The fourth proportional to 4,980.32, 7,477.04 and 2,902.24 is: 4,357.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,980.32 : 7,477.04 = 2,902.24 : x
  2. Step 2: Convert to fraction form
    4,980.32/7,477.04 = 2,902.24/x
  3. Step 3: Cross multiply
    4,980.32x = 7,477.04 × 2,902.24
  4. Step 4: Simplify right side
    4,980.32x = 21,700,164.57
  5. Step 5: Solve for x
    x = 21,700,164.57/4,980.32
  6. Step 6: Final answer
    x = 4,357.18

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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.