Home / 7,785.08-10,739.98-5,266.27

Finding the Fourth Proportional to 7,785.08, 10,739.98 and 5,266.27

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Solution

The fourth proportional to 7,785.08, 10,739.98 and 5,266.27 is: 7,265.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,785.08 : 10,739.98 = 5,266.27 : x
  2. Step 2: Convert to fraction form
    7,785.08/10,739.98 = 5,266.27/x
  3. Step 3: Cross multiply
    7,785.08x = 10,739.98 × 5,266.27
  4. Step 4: Simplify right side
    7,785.08x = 56,559,634.47
  5. Step 5: Solve for x
    x = 56,559,634.47/7,785.08
  6. Step 6: Final answer
    x = 7,265.13

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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.