Home / 2,303.52-3,177.36-1,641.12

Finding the Fourth Proportional to 2,303.52, 3,177.36 and 1,641.12

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Solution

The fourth proportional to 2,303.52, 3,177.36 and 1,641.12 is: 2,263.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,303.52 : 3,177.36 = 1,641.12 : x
  2. Step 2: Convert to fraction form
    2,303.52/3,177.36 = 1,641.12/x
  3. Step 3: Cross multiply
    2,303.52x = 3,177.36 × 1,641.12
  4. Step 4: Simplify right side
    2,303.52x = 5,214,429.04
  5. Step 5: Solve for x
    x = 5,214,429.04/2,303.52
  6. Step 6: Final answer
    x = 2,263.68

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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.