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Finding the Fourth Proportional to 7,782.92, 10,733.80 and 5,264.36

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Solution

The fourth proportional to 7,782.92, 10,733.80 and 5,264.36 is: 7,260.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,782.92 : 10,733.80 = 5,264.36 : x
  2. Step 2: Convert to fraction form
    7,782.92/10,733.80 = 5,264.36/x
  3. Step 3: Cross multiply
    7,782.92x = 10,733.80 × 5,264.36
  4. Step 4: Simplify right side
    7,782.92x = 56,506,587.37
  5. Step 5: Solve for x
    x = 56,506,587.37/7,782.92
  6. Step 6: Final answer
    x = 7,260.33

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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.