Home / 1,730.71-2,388.36-944.77

Finding the Fourth Proportional to 1,730.71, 2,388.36 and 944.77

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Solution

The fourth proportional to 1,730.71, 2,388.36 and 944.77 is: 1,303.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,730.71 : 2,388.36 = 944.77 : x
  2. Step 2: Convert to fraction form
    1,730.71/2,388.36 = 944.77/x
  3. Step 3: Cross multiply
    1,730.71x = 2,388.36 × 944.77
  4. Step 4: Simplify right side
    1,730.71x = 2,256,450.88
  5. Step 5: Solve for x
    x = 2,256,450.88/1,730.71
  6. Step 6: Final answer
    x = 1,303.77

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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.