Home / 9,891.38-14,826.81-6,185.10

Finding the Fourth Proportional to 9,891.38, 14,826.81 and 6,185.10

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Solution

The fourth proportional to 9,891.38, 14,826.81 and 6,185.10 is: 9,271.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,891.38 : 14,826.81 = 6,185.10 : x
  2. Step 2: Convert to fraction form
    9,891.38/14,826.81 = 6,185.10/x
  3. Step 3: Cross multiply
    9,891.38x = 14,826.81 × 6,185.10
  4. Step 4: Simplify right side
    9,891.38x = 91,705,302.53
  5. Step 5: Solve for x
    x = 91,705,302.53/9,891.38
  6. Step 6: Final answer
    x = 9,271.23

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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.