Home / 2,924.82-4,386.65-1,075.31

Finding the Fourth Proportional to 2,924.82, 4,386.65 and 1,075.31

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Solution

The fourth proportional to 2,924.82, 4,386.65 and 1,075.31 is: 1,612.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,924.82 : 4,386.65 = 1,075.31 : x
  2. Step 2: Convert to fraction form
    2,924.82/4,386.65 = 1,075.31/x
  3. Step 3: Cross multiply
    2,924.82x = 4,386.65 × 1,075.31
  4. Step 4: Simplify right side
    2,924.82x = 4,716,981.30
  5. Step 5: Solve for x
    x = 4,716,981.30/2,924.82
  6. Step 6: Final answer
    x = 1,612.74

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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.