Home / 6,045.36-8,342.40-3,392.76

Finding the Fourth Proportional to 6,045.36, 8,342.40 and 3,392.76

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Solution

The fourth proportional to 6,045.36, 8,342.40 and 3,392.76 is: 4,681.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,045.36 : 8,342.40 = 3,392.76 : x
  2. Step 2: Convert to fraction form
    6,045.36/8,342.40 = 3,392.76/x
  3. Step 3: Cross multiply
    6,045.36x = 8,342.40 × 3,392.76
  4. Step 4: Simplify right side
    6,045.36x = 28,303,761.02
  5. Step 5: Solve for x
    x = 28,303,761.02/6,045.36
  6. Step 6: Final answer
    x = 4,681.90

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Half scale
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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.