Home / 2,345.64-3,534.58-1,943.80

Finding the Fourth Proportional to 2,345.64, 3,534.58 and 1,943.80

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Solution

The fourth proportional to 2,345.64, 3,534.58 and 1,943.80 is: 2,929.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,345.64 : 3,534.58 = 1,943.80 : x
  2. Step 2: Convert to fraction form
    2,345.64/3,534.58 = 1,943.80/x
  3. Step 3: Cross multiply
    2,345.64x = 3,534.58 × 1,943.80
  4. Step 4: Simplify right side
    2,345.64x = 6,870,516.60
  5. Step 5: Solve for x
    x = 6,870,516.60/2,345.64
  6. Step 6: Final answer
    x = 2,929.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.