Home / 5,582.64-8,377.36-2,075.20

Finding the Fourth Proportional to 5,582.64, 8,377.36 and 2,075.20

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Solution

The fourth proportional to 5,582.64, 8,377.36 and 2,075.20 is: 3,114.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,582.64 : 8,377.36 = 2,075.20 : x
  2. Step 2: Convert to fraction form
    5,582.64/8,377.36 = 2,075.20/x
  3. Step 3: Cross multiply
    5,582.64x = 8,377.36 × 2,075.20
  4. Step 4: Simplify right side
    5,582.64x = 17,384,697.47
  5. Step 5: Solve for x
    x = 17,384,697.47/5,582.64
  6. Step 6: Final answer
    x = 3,114.06

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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.