Home / 1,653.55-2,281.31-944.88

Finding the Fourth Proportional to 1,653.55, 2,281.31 and 944.88

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Solution

The fourth proportional to 1,653.55, 2,281.31 and 944.88 is: 1,303.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,653.55 : 2,281.31 = 944.88 : x
  2. Step 2: Convert to fraction form
    1,653.55/2,281.31 = 944.88/x
  3. Step 3: Cross multiply
    1,653.55x = 2,281.31 × 944.88
  4. Step 4: Simplify right side
    1,653.55x = 2,155,562.98
  5. Step 5: Solve for x
    x = 2,155,562.98/1,653.55
  6. Step 6: Final answer
    x = 1,303.60

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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.