Home / 1,730.42-2,387.96-944.46

Finding the Fourth Proportional to 1,730.42, 2,387.96 and 944.46

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Solution

The fourth proportional to 1,730.42, 2,387.96 and 944.46 is: 1,303.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,730.42 : 2,387.96 = 944.46 : x
  2. Step 2: Convert to fraction form
    1,730.42/2,387.96 = 944.46/x
  3. Step 3: Cross multiply
    1,730.42x = 2,387.96 × 944.46
  4. Step 4: Simplify right side
    1,730.42x = 2,255,332.70
  5. Step 5: Solve for x
    x = 2,255,332.70/1,730.42
  6. Step 6: Final answer
    x = 1,303.34

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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.