Home / 1,569.46-2,342.73-1,455.25

Finding the Fourth Proportional to 1,569.46, 2,342.73 and 1,455.25

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Solution

The fourth proportional to 1,569.46, 2,342.73 and 1,455.25 is: 2,172.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,569.46 : 2,342.73 = 1,455.25 : x
  2. Step 2: Convert to fraction form
    1,569.46/2,342.73 = 1,455.25/x
  3. Step 3: Cross multiply
    1,569.46x = 2,342.73 × 1,455.25
  4. Step 4: Simplify right side
    1,569.46x = 3,409,250.56
  5. Step 5: Solve for x
    x = 3,409,250.56/1,569.46
  6. Step 6: Final answer
    x = 2,172.24

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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.