Home / 1,824.90-2,518.66-1,161.06

Finding the Fourth Proportional to 1,824.90, 2,518.66 and 1,161.06

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Solution

The fourth proportional to 1,824.90, 2,518.66 and 1,161.06 is: 1,602.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,824.90 : 2,518.66 = 1,161.06 : x
  2. Step 2: Convert to fraction form
    1,824.90/2,518.66 = 1,161.06/x
  3. Step 3: Cross multiply
    1,824.90x = 2,518.66 × 1,161.06
  4. Step 4: Simplify right side
    1,824.90x = 2,924,315.38
  5. Step 5: Solve for x
    x = 2,924,315.38/1,824.90
  6. Step 6: Final answer
    x = 1,602.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.