Home / 2,154.93-2,974.10-1,566.06

Finding the Fourth Proportional to 2,154.93, 2,974.10 and 1,566.06

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Solution

The fourth proportional to 2,154.93, 2,974.10 and 1,566.06 is: 2,161.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,154.93 : 2,974.10 = 1,566.06 : x
  2. Step 2: Convert to fraction form
    2,154.93/2,974.10 = 1,566.06/x
  3. Step 3: Cross multiply
    2,154.93x = 2,974.10 × 1,566.06
  4. Step 4: Simplify right side
    2,154.93x = 4,657,611.22
  5. Step 5: Solve for x
    x = 4,657,611.22/2,154.93
  6. Step 6: Final answer
    x = 2,161.37

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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.