Home / 1,733.22-2,391.85-947.27

Finding the Fourth Proportional to 1,733.22, 2,391.85 and 947.27

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Solution

The fourth proportional to 1,733.22, 2,391.85 and 947.27 is: 1,307.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,733.22 : 2,391.85 = 947.27 : x
  2. Step 2: Convert to fraction form
    1,733.22/2,391.85 = 947.27/x
  3. Step 3: Cross multiply
    1,733.22x = 2,391.85 × 947.27
  4. Step 4: Simplify right side
    1,733.22x = 2,265,717.81
  5. Step 5: Solve for x
    x = 2,265,717.81/1,733.22
  6. Step 6: Final answer
    x = 1,307.23

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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.