Home / 8,360.07-11,538.60-4,822.80

Finding the Fourth Proportional to 8,360.07, 11,538.60 and 4,822.80

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Solution

The fourth proportional to 8,360.07, 11,538.60 and 4,822.80 is: 6,656.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,360.07 : 11,538.60 = 4,822.80 : x
  2. Step 2: Convert to fraction form
    8,360.07/11,538.60 = 4,822.80/x
  3. Step 3: Cross multiply
    8,360.07x = 11,538.60 × 4,822.80
  4. Step 4: Simplify right side
    8,360.07x = 55,648,360.08
  5. Step 5: Solve for x
    x = 55,648,360.08/8,360.07
  6. Step 6: Final answer
    x = 6,656.45

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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.