Home / 6,257.36-8,615.88-5,557.52

Finding the Fourth Proportional to 6,257.36, 8,615.88 and 5,557.52

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Solution

The fourth proportional to 6,257.36, 8,615.88 and 5,557.52 is: 7,652.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,257.36 : 8,615.88 = 5,557.52 : x
  2. Step 2: Convert to fraction form
    6,257.36/8,615.88 = 5,557.52/x
  3. Step 3: Cross multiply
    6,257.36x = 8,615.88 × 5,557.52
  4. Step 4: Simplify right side
    6,257.36x = 47,882,925.42
  5. Step 5: Solve for x
    x = 47,882,925.42/6,257.36
  6. Step 6: Final answer
    x = 7,652.26

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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.