Home / 1,567.37-2,351.12-1,292.95

Finding the Fourth Proportional to 1,567.37, 2,351.12 and 1,292.95

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Solution

The fourth proportional to 1,567.37, 2,351.12 and 1,292.95 is: 1,939.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,567.37 : 2,351.12 = 1,292.95 : x
  2. Step 2: Convert to fraction form
    1,567.37/2,351.12 = 1,292.95/x
  3. Step 3: Cross multiply
    1,567.37x = 2,351.12 × 1,292.95
  4. Step 4: Simplify right side
    1,567.37x = 3,039,880.60
  5. Step 5: Solve for x
    x = 3,039,880.60/1,567.37
  6. Step 6: Final answer
    x = 1,939.48

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1.5x scale

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.