Home / 11,785.23-16,254.54-8,598.02

Finding the Fourth Proportional to 11,785.23, 16,254.54 and 8,598.02

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Solution

The fourth proportional to 11,785.23, 16,254.54 and 8,598.02 is: 11,858.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,785.23 : 16,254.54 = 8,598.02 : x
  2. Step 2: Convert to fraction form
    11,785.23/16,254.54 = 8,598.02/x
  3. Step 3: Cross multiply
    11,785.23x = 16,254.54 × 8,598.02
  4. Step 4: Simplify right side
    11,785.23x = 139,756,778.74
  5. Step 5: Solve for x
    x = 139,756,778.74/11,785.23
  6. Step 6: Final answer
    x = 11,858.64

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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.