Home / 7,557.09-11,337.45-4,786.89

Finding the Fourth Proportional to 7,557.09, 11,337.45 and 4,786.89

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Solution

The fourth proportional to 7,557.09, 11,337.45 and 4,786.89 is: 7,181.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,557.09 : 11,337.45 = 4,786.89 : x
  2. Step 2: Convert to fraction form
    7,557.09/11,337.45 = 4,786.89/x
  3. Step 3: Cross multiply
    7,557.09x = 11,337.45 × 4,786.89
  4. Step 4: Simplify right side
    7,557.09x = 54,271,069.34
  5. Step 5: Solve for x
    x = 54,271,069.34/7,557.09
  6. Step 6: Final answer
    x = 7,181.48

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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.