Home / 1,730.14-2,387.51-944.14

Finding the Fourth Proportional to 1,730.14, 2,387.51 and 944.14

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Solution

The fourth proportional to 1,730.14, 2,387.51 and 944.14 is: 1,302.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,730.14 : 2,387.51 = 944.14 : x
  2. Step 2: Convert to fraction form
    1,730.14/2,387.51 = 944.14/x
  3. Step 3: Cross multiply
    1,730.14x = 2,387.51 × 944.14
  4. Step 4: Simplify right side
    1,730.14x = 2,254,143.69
  5. Step 5: Solve for x
    x = 2,254,143.69/1,730.14
  6. Step 6: Final answer
    x = 1,302.87

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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.