Home / 5,248.69-7,873.03-1,785.94

Finding the Fourth Proportional to 5,248.69, 7,873.03 and 1,785.94

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Solution

The fourth proportional to 5,248.69, 7,873.03 and 1,785.94 is: 2,678.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,248.69 : 7,873.03 = 1,785.94 : x
  2. Step 2: Convert to fraction form
    5,248.69/7,873.03 = 1,785.94/x
  3. Step 3: Cross multiply
    5,248.69x = 7,873.03 × 1,785.94
  4. Step 4: Simplify right side
    5,248.69x = 14,060,741.75
  5. Step 5: Solve for x
    x = 14,060,741.75/5,248.69
  6. Step 6: Final answer
    x = 2,678.91

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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.