Home / 5,904.77-8,148.39-3,215.98

Finding the Fourth Proportional to 5,904.77, 8,148.39 and 3,215.98

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Solution

The fourth proportional to 5,904.77, 8,148.39 and 3,215.98 is: 4,437.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,904.77 : 8,148.39 = 3,215.98 : x
  2. Step 2: Convert to fraction form
    5,904.77/8,148.39 = 3,215.98/x
  3. Step 3: Cross multiply
    5,904.77x = 8,148.39 × 3,215.98
  4. Step 4: Simplify right side
    5,904.77x = 26,205,018.53
  5. Step 5: Solve for x
    x = 26,205,018.53/5,904.77
  6. Step 6: Final answer
    x = 4,437.94

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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.