Home / 1,770.06-2,441.26-1,140.64

Finding the Fourth Proportional to 1,770.06, 2,441.26 and 1,140.64

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Solution

The fourth proportional to 1,770.06, 2,441.26 and 1,140.64 is: 1,573.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,770.06 : 2,441.26 = 1,140.64 : x
  2. Step 2: Convert to fraction form
    1,770.06/2,441.26 = 1,140.64/x
  3. Step 3: Cross multiply
    1,770.06x = 2,441.26 × 1,140.64
  4. Step 4: Simplify right side
    1,770.06x = 2,784,598.81
  5. Step 5: Solve for x
    x = 2,784,598.81/1,770.06
  6. Step 6: Final answer
    x = 1,573.17

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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.