Home / 2,378.59-3,584.13-1,955.23

Finding the Fourth Proportional to 2,378.59, 3,584.13 and 1,955.23

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Solution

The fourth proportional to 2,378.59, 3,584.13 and 1,955.23 is: 2,946.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,378.59 : 3,584.13 = 1,955.23 : x
  2. Step 2: Convert to fraction form
    2,378.59/3,584.13 = 1,955.23/x
  3. Step 3: Cross multiply
    2,378.59x = 3,584.13 × 1,955.23
  4. Step 4: Simplify right side
    2,378.59x = 7,007,798.50
  5. Step 5: Solve for x
    x = 7,007,798.50/2,378.59
  6. Step 6: Final answer
    x = 2,946.20

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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.