Home / 5,256.09-7,882.77-1,557.33

Finding the Fourth Proportional to 5,256.09, 7,882.77 and 1,557.33

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Solution

The fourth proportional to 5,256.09, 7,882.77 and 1,557.33 is: 2,335.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,256.09 : 7,882.77 = 1,557.33 : x
  2. Step 2: Convert to fraction form
    5,256.09/7,882.77 = 1,557.33/x
  3. Step 3: Cross multiply
    5,256.09x = 7,882.77 × 1,557.33
  4. Step 4: Simplify right side
    5,256.09x = 12,276,041.72
  5. Step 5: Solve for x
    x = 12,276,041.72/5,256.09
  6. Step 6: Final answer
    x = 2,335.58

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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.