Home / 7,720.04-11,582.90-4,601.82

Finding the Fourth Proportional to 7,720.04, 11,582.90 and 4,601.82

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Solution

The fourth proportional to 7,720.04, 11,582.90 and 4,601.82 is: 6,904.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,720.04 : 11,582.90 = 4,601.82 : x
  2. Step 2: Convert to fraction form
    7,720.04/11,582.90 = 4,601.82/x
  3. Step 3: Cross multiply
    7,720.04x = 11,582.90 × 4,601.82
  4. Step 4: Simplify right side
    7,720.04x = 53,302,420.88
  5. Step 5: Solve for x
    x = 53,302,420.88/7,720.04
  6. Step 6: Final answer
    x = 6,904.42

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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.