Home / 8,705.02-13,062.03-4,322.38

Finding the Fourth Proportional to 8,705.02, 13,062.03 and 4,322.38

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Solution

The fourth proportional to 8,705.02, 13,062.03 and 4,322.38 is: 6,485.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,705.02 : 13,062.03 = 4,322.38 : x
  2. Step 2: Convert to fraction form
    8,705.02/13,062.03 = 4,322.38/x
  3. Step 3: Cross multiply
    8,705.02x = 13,062.03 × 4,322.38
  4. Step 4: Simplify right side
    8,705.02x = 56,459,057.23
  5. Step 5: Solve for x
    x = 56,459,057.23/8,705.02
  6. Step 6: Final answer
    x = 6,485.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.