Home / 1,770.04-2,442.93-1,274.32

Finding the Fourth Proportional to 1,770.04, 2,442.93 and 1,274.32

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Solution

The fourth proportional to 1,770.04, 2,442.93 and 1,274.32 is: 1,758.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,770.04 : 2,442.93 = 1,274.32 : x
  2. Step 2: Convert to fraction form
    1,770.04/2,442.93 = 1,274.32/x
  3. Step 3: Cross multiply
    1,770.04x = 2,442.93 × 1,274.32
  4. Step 4: Simplify right side
    1,770.04x = 3,113,074.56
  5. Step 5: Solve for x
    x = 3,113,074.56/1,770.04
  6. Step 6: Final answer
    x = 1,758.76

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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.