Home / 4,748.61-6,554.61-2,758.80

Finding the Fourth Proportional to 4,748.61, 6,554.61 and 2,758.80

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Solution

The fourth proportional to 4,748.61, 6,554.61 and 2,758.80 is: 3,808.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,748.61 : 6,554.61 = 2,758.80 : x
  2. Step 2: Convert to fraction form
    4,748.61/6,554.61 = 2,758.80/x
  3. Step 3: Cross multiply
    4,748.61x = 6,554.61 × 2,758.80
  4. Step 4: Simplify right side
    4,748.61x = 18,082,858.07
  5. Step 5: Solve for x
    x = 18,082,858.07/4,748.61
  6. Step 6: Final answer
    x = 3,808.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.