Home / 2,259.52-3,117.51-1,551.58

Finding the Fourth Proportional to 2,259.52, 3,117.51 and 1,551.58

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Solution

The fourth proportional to 2,259.52, 3,117.51 and 1,551.58 is: 2,140.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,259.52 : 3,117.51 = 1,551.58 : x
  2. Step 2: Convert to fraction form
    2,259.52/3,117.51 = 1,551.58/x
  3. Step 3: Cross multiply
    2,259.52x = 3,117.51 × 1,551.58
  4. Step 4: Simplify right side
    2,259.52x = 4,837,058.37
  5. Step 5: Solve for x
    x = 4,837,058.37/2,259.52
  6. Step 6: Final answer
    x = 2,140.75

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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.