Home / 6,248.72-9,360.12-3,643.76

Finding the Fourth Proportional to 6,248.72, 9,360.12 and 3,643.76

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Solution

The fourth proportional to 6,248.72, 9,360.12 and 3,643.76 is: 5,458.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,248.72 : 9,360.12 = 3,643.76 : x
  2. Step 2: Convert to fraction form
    6,248.72/9,360.12 = 3,643.76/x
  3. Step 3: Cross multiply
    6,248.72x = 9,360.12 × 3,643.76
  4. Step 4: Simplify right side
    6,248.72x = 34,106,030.85
  5. Step 5: Solve for x
    x = 34,106,030.85/6,248.72
  6. Step 6: Final answer
    x = 5,458.08

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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.