Home / 6,352.56-8,765.40-3,557.52

Finding the Fourth Proportional to 6,352.56, 8,765.40 and 3,557.52

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Solution

The fourth proportional to 6,352.56, 8,765.40 and 3,557.52 is: 4,908.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,352.56 : 8,765.40 = 3,557.52 : x
  2. Step 2: Convert to fraction form
    6,352.56/8,765.40 = 3,557.52/x
  3. Step 3: Cross multiply
    6,352.56x = 8,765.40 × 3,557.52
  4. Step 4: Simplify right side
    6,352.56x = 31,183,085.81
  5. Step 5: Solve for x
    x = 31,183,085.81/6,352.56
  6. Step 6: Final answer
    x = 4,908.74

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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.