Home / 1,533.18-2,116.14-944.22

Finding the Fourth Proportional to 1,533.18, 2,116.14 and 944.22

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Solution

The fourth proportional to 1,533.18, 2,116.14 and 944.22 is: 1,303.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,533.18 : 2,116.14 = 944.22 : x
  2. Step 2: Convert to fraction form
    1,533.18/2,116.14 = 944.22/x
  3. Step 3: Cross multiply
    1,533.18x = 2,116.14 × 944.22
  4. Step 4: Simplify right side
    1,533.18x = 1,998,101.71
  5. Step 5: Solve for x
    x = 1,998,101.71/1,533.18
  6. Step 6: Final answer
    x = 1,303.24

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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.