Home / 2,924.63-4,386.89-1,075.02

Finding the Fourth Proportional to 2,924.63, 4,386.89 and 1,075.02

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Solution

The fourth proportional to 2,924.63, 4,386.89 and 1,075.02 is: 1,612.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,924.63 : 4,386.89 = 1,075.02 : x
  2. Step 2: Convert to fraction form
    2,924.63/4,386.89 = 1,075.02/x
  3. Step 3: Cross multiply
    2,924.63x = 4,386.89 × 1,075.02
  4. Step 4: Simplify right side
    2,924.63x = 4,715,989.11
  5. Step 5: Solve for x
    x = 4,715,989.11/2,924.63
  6. Step 6: Final answer
    x = 1,612.51

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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.