Home / 2,089.46-2,883.72-1,303.64

Finding the Fourth Proportional to 2,089.46, 2,883.72 and 1,303.64

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Solution

The fourth proportional to 2,089.46, 2,883.72 and 1,303.64 is: 1,799.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,089.46 : 2,883.72 = 1,303.64 : x
  2. Step 2: Convert to fraction form
    2,089.46/2,883.72 = 1,303.64/x
  3. Step 3: Cross multiply
    2,089.46x = 2,883.72 × 1,303.64
  4. Step 4: Simplify right side
    2,089.46x = 3,759,332.74
  5. Step 5: Solve for x
    x = 3,759,332.74/2,089.46
  6. Step 6: Final answer
    x = 1,799.19

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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.