Home / 2,345.04-3,236.18-1,297.17

Finding the Fourth Proportional to 2,345.04, 3,236.18 and 1,297.17

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Solution

The fourth proportional to 2,345.04, 3,236.18 and 1,297.17 is: 1,790.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,345.04 : 3,236.18 = 1,297.17 : x
  2. Step 2: Convert to fraction form
    2,345.04/3,236.18 = 1,297.17/x
  3. Step 3: Cross multiply
    2,345.04x = 3,236.18 × 1,297.17
  4. Step 4: Simplify right side
    2,345.04x = 4,197,869.12
  5. Step 5: Solve for x
    x = 4,197,869.12/2,345.04
  6. Step 6: Final answer
    x = 1,790.11

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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.