Home / 6,045.76-8,342.88-3,393.12

Finding the Fourth Proportional to 6,045.76, 8,342.88 and 3,393.12

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Solution

The fourth proportional to 6,045.76, 8,342.88 and 3,393.12 is: 4,682.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,045.76 : 8,342.88 = 3,393.12 : x
  2. Step 2: Convert to fraction form
    6,045.76/8,342.88 = 3,393.12/x
  3. Step 3: Cross multiply
    6,045.76x = 8,342.88 × 3,393.12
  4. Step 4: Simplify right side
    6,045.76x = 28,308,392.99
  5. Step 5: Solve for x
    x = 28,308,392.99/6,045.76
  6. Step 6: Final answer
    x = 4,682.35

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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.