Home / 1,835.64-2,533.50-1,127.88

Finding the Fourth Proportional to 1,835.64, 2,533.50 and 1,127.88

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Solution

The fourth proportional to 1,835.64, 2,533.50 and 1,127.88 is: 1,556.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,835.64 : 2,533.50 = 1,127.88 : x
  2. Step 2: Convert to fraction form
    1,835.64/2,533.50 = 1,127.88/x
  3. Step 3: Cross multiply
    1,835.64x = 2,533.50 × 1,127.88
  4. Step 4: Simplify right side
    1,835.64x = 2,857,483.98
  5. Step 5: Solve for x
    x = 2,857,483.98/1,835.64
  6. Step 6: Final answer
    x = 1,556.67

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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.