Home / 1,492.64-2,237.01-1,126.34

Finding the Fourth Proportional to 1,492.64, 2,237.01 and 1,126.34

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Solution

The fourth proportional to 1,492.64, 2,237.01 and 1,126.34 is: 1,688.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,492.64 : 2,237.01 = 1,126.34 : x
  2. Step 2: Convert to fraction form
    1,492.64/2,237.01 = 1,126.34/x
  3. Step 3: Cross multiply
    1,492.64x = 2,237.01 × 1,126.34
  4. Step 4: Simplify right side
    1,492.64x = 2,519,633.84
  5. Step 5: Solve for x
    x = 2,519,633.84/1,492.64
  6. Step 6: Final answer
    x = 1,688.04

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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.