Home / 2,113.46-2,914.80-1,583.58

Finding the Fourth Proportional to 2,113.46, 2,914.80 and 1,583.58

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Solution

The fourth proportional to 2,113.46, 2,914.80 and 1,583.58 is: 2,184.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,113.46 : 2,914.80 = 1,583.58 : x
  2. Step 2: Convert to fraction form
    2,113.46/2,914.80 = 1,583.58/x
  3. Step 3: Cross multiply
    2,113.46x = 2,914.80 × 1,583.58
  4. Step 4: Simplify right side
    2,113.46x = 4,615,818.98
  5. Step 5: Solve for x
    x = 4,615,818.98/2,113.46
  6. Step 6: Final answer
    x = 2,184.01

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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.