Home / 2,477.12-3,417.04-2,183.12

Finding the Fourth Proportional to 2,477.12, 3,417.04 and 2,183.12

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Solution

The fourth proportional to 2,477.12, 3,417.04 and 2,183.12 is: 3,011.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,477.12 : 3,417.04 = 2,183.12 : x
  2. Step 2: Convert to fraction form
    2,477.12/3,417.04 = 2,183.12/x
  3. Step 3: Cross multiply
    2,477.12x = 3,417.04 × 2,183.12
  4. Step 4: Simplify right side
    2,477.12x = 7,459,808.36
  5. Step 5: Solve for x
    x = 7,459,808.36/2,477.12
  6. Step 6: Final answer
    x = 3,011.48

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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.