Home / 11,228.02-16,836.15-4,985.35

Finding the Fourth Proportional to 11,228.02, 16,836.15 and 4,985.35

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Solution

The fourth proportional to 11,228.02, 16,836.15 and 4,985.35 is: 7,475.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,228.02 : 16,836.15 = 4,985.35 : x
  2. Step 2: Convert to fraction form
    11,228.02/16,836.15 = 4,985.35/x
  3. Step 3: Cross multiply
    11,228.02x = 16,836.15 × 4,985.35
  4. Step 4: Simplify right side
    11,228.02x = 83,934,077.01
  5. Step 5: Solve for x
    x = 83,934,077.01/11,228.02
  6. Step 6: Final answer
    x = 7,475.41

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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.