Home / 1,577.46-2,349.58-1,506.39

Finding the Fourth Proportional to 1,577.46, 2,349.58 and 1,506.39

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Solution

The fourth proportional to 1,577.46, 2,349.58 and 1,506.39 is: 2,243.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,577.46 : 2,349.58 = 1,506.39 : x
  2. Step 2: Convert to fraction form
    1,577.46/2,349.58 = 1,506.39/x
  3. Step 3: Cross multiply
    1,577.46x = 2,349.58 × 1,506.39
  4. Step 4: Simplify right side
    1,577.46x = 3,539,383.82
  5. Step 5: Solve for x
    x = 3,539,383.82/1,577.46
  6. Step 6: Final answer
    x = 2,243.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.