Home / 4,570.16-6,855.12-2,621

Finding the Fourth Proportional to 4,570.16, 6,855.12 and 2,621

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Solution

The fourth proportional to 4,570.16, 6,855.12 and 2,621 is: 3,931.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,570.16 : 6,855.12 = 2,621 : x
  2. Step 2: Convert to fraction form
    4,570.16/6,855.12 = 2,621/x
  3. Step 3: Cross multiply
    4,570.16x = 6,855.12 × 2,621
  4. Step 4: Simplify right side
    4,570.16x = 17,967,269.52
  5. Step 5: Solve for x
    x = 17,967,269.52/4,570.16
  6. Step 6: Final answer
    x = 3,931.43

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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.