Home / 2,088.45-2,883.38-1,303.65

Finding the Fourth Proportional to 2,088.45, 2,883.38 and 1,303.65

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Solution

The fourth proportional to 2,088.45, 2,883.38 and 1,303.65 is: 1,799.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,088.45 : 2,883.38 = 1,303.65 : x
  2. Step 2: Convert to fraction form
    2,088.45/2,883.38 = 1,303.65/x
  3. Step 3: Cross multiply
    2,088.45x = 2,883.38 × 1,303.65
  4. Step 4: Simplify right side
    2,088.45x = 3,758,907.18
  5. Step 5: Solve for x
    x = 3,758,907.18/2,088.45
  6. Step 6: Final answer
    x = 1,799.86

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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.