Home / 7,864.81-11,799.24-2,317.93

Finding the Fourth Proportional to 7,864.81, 11,799.24 and 2,317.93

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Solution

The fourth proportional to 7,864.81, 11,799.24 and 2,317.93 is: 3,477.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,864.81 : 11,799.24 = 2,317.93 : x
  2. Step 2: Convert to fraction form
    7,864.81/11,799.24 = 2,317.93/x
  3. Step 3: Cross multiply
    7,864.81x = 11,799.24 × 2,317.93
  4. Step 4: Simplify right side
    7,864.81x = 27,349,812.37
  5. Step 5: Solve for x
    x = 27,349,812.37/7,864.81
  6. Step 6: Final answer
    x = 3,477.49

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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.