Home / 5,774.02-8,655.84-2,075.38

Finding the Fourth Proportional to 5,774.02, 8,655.84 and 2,075.38

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Solution

The fourth proportional to 5,774.02, 8,655.84 and 2,075.38 is: 3,111.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,774.02 : 8,655.84 = 2,075.38 : x
  2. Step 2: Convert to fraction form
    5,774.02/8,655.84 = 2,075.38/x
  3. Step 3: Cross multiply
    5,774.02x = 8,655.84 × 2,075.38
  4. Step 4: Simplify right side
    5,774.02x = 17,964,157.22
  5. Step 5: Solve for x
    x = 17,964,157.22/5,774.02
  6. Step 6: Final answer
    x = 3,111.20

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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.