Home / 8,784.02-13,168.74-3,586.26

Finding the Fourth Proportional to 8,784.02, 13,168.74 and 3,586.26

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Solution

The fourth proportional to 8,784.02, 13,168.74 and 3,586.26 is: 5,376.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,784.02 : 13,168.74 = 3,586.26 : x
  2. Step 2: Convert to fraction form
    8,784.02/13,168.74 = 3,586.26/x
  3. Step 3: Cross multiply
    8,784.02x = 13,168.74 × 3,586.26
  4. Step 4: Simplify right side
    8,784.02x = 47,226,525.51
  5. Step 5: Solve for x
    x = 47,226,525.51/8,784.02
  6. Step 6: Final answer
    x = 5,376.41

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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.