Home / 8,426.66-12,641.60-2,583.32

Finding the Fourth Proportional to 8,426.66, 12,641.60 and 2,583.32

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Solution

The fourth proportional to 8,426.66, 12,641.60 and 2,583.32 is: 3,875.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,426.66 : 12,641.60 = 2,583.32 : x
  2. Step 2: Convert to fraction form
    8,426.66/12,641.60 = 2,583.32/x
  3. Step 3: Cross multiply
    8,426.66x = 12,641.60 × 2,583.32
  4. Step 4: Simplify right side
    8,426.66x = 32,657,298.11
  5. Step 5: Solve for x
    x = 32,657,298.11/8,426.66
  6. Step 6: Final answer
    x = 3,875.47

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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.