Home / 7,616.01-11,421.59-2,420.67

Finding the Fourth Proportional to 7,616.01, 11,421.59 and 2,420.67

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Solution

The fourth proportional to 7,616.01, 11,421.59 and 2,420.67 is: 3,630.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,616.01 : 11,421.59 = 2,420.67 : x
  2. Step 2: Convert to fraction form
    7,616.01/11,421.59 = 2,420.67/x
  3. Step 3: Cross multiply
    7,616.01x = 11,421.59 × 2,420.67
  4. Step 4: Simplify right side
    7,616.01x = 27,647,888.16
  5. Step 5: Solve for x
    x = 27,647,888.16/7,616.01
  6. Step 6: Final answer
    x = 3,630.23

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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.