Home / 1,733.39-2,392.07-947.43

Finding the Fourth Proportional to 1,733.39, 2,392.07 and 947.43

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Solution

The fourth proportional to 1,733.39, 2,392.07 and 947.43 is: 1,307.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,733.39 : 2,392.07 = 947.43 : x
  2. Step 2: Convert to fraction form
    1,733.39/2,392.07 = 947.43/x
  3. Step 3: Cross multiply
    1,733.39x = 2,392.07 × 947.43
  4. Step 4: Simplify right side
    1,733.39x = 2,266,325.73
  5. Step 5: Solve for x
    x = 2,266,325.73/1,733.39
  6. Step 6: Final answer
    x = 1,307.46

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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.