Home / 2,017.51-2,785.40-1,599.55

Finding the Fourth Proportional to 2,017.51, 2,785.40 and 1,599.55

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Solution

The fourth proportional to 2,017.51, 2,785.40 and 1,599.55 is: 2,208.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,017.51 : 2,785.40 = 1,599.55 : x
  2. Step 2: Convert to fraction form
    2,017.51/2,785.40 = 1,599.55/x
  3. Step 3: Cross multiply
    2,017.51x = 2,785.40 × 1,599.55
  4. Step 4: Simplify right side
    2,017.51x = 4,455,386.57
  5. Step 5: Solve for x
    x = 4,455,386.57/2,017.51
  6. Step 6: Final answer
    x = 2,208.36

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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.