Home / 5,256.29-7,886.48-1,558.55

Finding the Fourth Proportional to 5,256.29, 7,886.48 and 1,558.55

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Solution

The fourth proportional to 5,256.29, 7,886.48 and 1,558.55 is: 2,338.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,256.29 : 7,886.48 = 1,558.55 : x
  2. Step 2: Convert to fraction form
    5,256.29/7,886.48 = 1,558.55/x
  3. Step 3: Cross multiply
    5,256.29x = 7,886.48 × 1,558.55
  4. Step 4: Simplify right side
    5,256.29x = 12,291,426.18
  5. Step 5: Solve for x
    x = 12,291,426.18/5,256.29
  6. Step 6: Final answer
    x = 2,338.42

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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.