Home / 10,826.87-14,935.39-6,841.06

Finding the Fourth Proportional to 10,826.87, 14,935.39 and 6,841.06

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Solution

The fourth proportional to 10,826.87, 14,935.39 and 6,841.06 is: 9,437.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,826.87 : 14,935.39 = 6,841.06 : x
  2. Step 2: Convert to fraction form
    10,826.87/14,935.39 = 6,841.06/x
  3. Step 3: Cross multiply
    10,826.87x = 14,935.39 × 6,841.06
  4. Step 4: Simplify right side
    10,826.87x = 102,173,844.67
  5. Step 5: Solve for x
    x = 102,173,844.67/10,826.87
  6. Step 6: Final answer
    x = 9,437.07

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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.