Home / 5,574.08-8,362.40-1,876.21

Finding the Fourth Proportional to 5,574.08, 8,362.40 and 1,876.21

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Solution

The fourth proportional to 5,574.08, 8,362.40 and 1,876.21 is: 2,814.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,574.08 : 8,362.40 = 1,876.21 : x
  2. Step 2: Convert to fraction form
    5,574.08/8,362.40 = 1,876.21/x
  3. Step 3: Cross multiply
    5,574.08x = 8,362.40 × 1,876.21
  4. Step 4: Simplify right side
    5,574.08x = 15,689,618.50
  5. Step 5: Solve for x
    x = 15,689,618.50/5,574.08
  6. Step 6: Final answer
    x = 2,814.75

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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.