Home / 7,075.24-10,612.92-2,455

Finding the Fourth Proportional to 7,075.24, 10,612.92 and 2,455

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Solution

The fourth proportional to 7,075.24, 10,612.92 and 2,455 is: 3,682.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,075.24 : 10,612.92 = 2,455 : x
  2. Step 2: Convert to fraction form
    7,075.24/10,612.92 = 2,455/x
  3. Step 3: Cross multiply
    7,075.24x = 10,612.92 × 2,455
  4. Step 4: Simplify right side
    7,075.24x = 26,054,718.60
  5. Step 5: Solve for x
    x = 26,054,718.60/7,075.24
  6. Step 6: Final answer
    x = 3,682.52

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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.