Home / 5,045.05-7,568.79-1,582.30

Finding the Fourth Proportional to 5,045.05, 7,568.79 and 1,582.30

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Solution

The fourth proportional to 5,045.05, 7,568.79 and 1,582.30 is: 2,373.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,045.05 : 7,568.79 = 1,582.30 : x
  2. Step 2: Convert to fraction form
    5,045.05/7,568.79 = 1,582.30/x
  3. Step 3: Cross multiply
    5,045.05x = 7,568.79 × 1,582.30
  4. Step 4: Simplify right side
    5,045.05x = 11,976,088.51
  5. Step 5: Solve for x
    x = 11,976,088.51/5,045.05
  6. Step 6: Final answer
    x = 2,373.83

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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.