Home / 8,075.10-12,111.02-2,232.02

Finding the Fourth Proportional to 8,075.10, 12,111.02 and 2,232.02

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Solution

The fourth proportional to 8,075.10, 12,111.02 and 2,232.02 is: 3,347.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,075.10 : 12,111.02 = 2,232.02 : x
  2. Step 2: Convert to fraction form
    8,075.10/12,111.02 = 2,232.02/x
  3. Step 3: Cross multiply
    8,075.10x = 12,111.02 × 2,232.02
  4. Step 4: Simplify right side
    8,075.10x = 27,032,038.86
  5. Step 5: Solve for x
    x = 27,032,038.86/8,075.10
  6. Step 6: Final answer
    x = 3,347.58

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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.