Home / 1,730.23-2,387.73-944.28

Finding the Fourth Proportional to 1,730.23, 2,387.73 and 944.28

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Solution

The fourth proportional to 1,730.23, 2,387.73 and 944.28 is: 1,303.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,730.23 : 2,387.73 = 944.28 : x
  2. Step 2: Convert to fraction form
    1,730.23/2,387.73 = 944.28/x
  3. Step 3: Cross multiply
    1,730.23x = 2,387.73 × 944.28
  4. Step 4: Simplify right side
    1,730.23x = 2,254,685.68
  5. Step 5: Solve for x
    x = 2,254,685.68/1,730.23
  6. Step 6: Final answer
    x = 1,303.11

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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.