Home / 11,807.04-17,705.84-5,228.76

Finding the Fourth Proportional to 11,807.04, 17,705.84 and 5,228.76

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Solution

The fourth proportional to 11,807.04, 17,705.84 and 5,228.76 is: 7,841.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,807.04 : 17,705.84 = 5,228.76 : x
  2. Step 2: Convert to fraction form
    11,807.04/17,705.84 = 5,228.76/x
  3. Step 3: Cross multiply
    11,807.04x = 17,705.84 × 5,228.76
  4. Step 4: Simplify right side
    11,807.04x = 92,579,561.81
  5. Step 5: Solve for x
    x = 92,579,561.81/11,807.04
  6. Step 6: Final answer
    x = 7,841.05

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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.