Home / 6,554.42-9,820.68-2,851.10

Finding the Fourth Proportional to 6,554.42, 9,820.68 and 2,851.10

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Solution

The fourth proportional to 6,554.42, 9,820.68 and 2,851.10 is: 4,271.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,554.42 : 9,820.68 = 2,851.10 : x
  2. Step 2: Convert to fraction form
    6,554.42/9,820.68 = 2,851.10/x
  3. Step 3: Cross multiply
    6,554.42x = 9,820.68 × 2,851.10
  4. Step 4: Simplify right side
    6,554.42x = 27,999,740.75
  5. Step 5: Solve for x
    x = 27,999,740.75/6,554.42
  6. Step 6: Final answer
    x = 4,271.89

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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.