Home / 1,607.49-2,218.35-944.36

Finding the Fourth Proportional to 1,607.49, 2,218.35 and 944.36

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Solution

The fourth proportional to 1,607.49, 2,218.35 and 944.36 is: 1,303.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,607.49 : 2,218.35 = 944.36 : x
  2. Step 2: Convert to fraction form
    1,607.49/2,218.35 = 944.36/x
  3. Step 3: Cross multiply
    1,607.49x = 2,218.35 × 944.36
  4. Step 4: Simplify right side
    1,607.49x = 2,094,909.91
  5. Step 5: Solve for x
    x = 2,094,909.91/1,607.49
  6. Step 6: Final answer
    x = 1,303.22

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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.