Home / 4,808.22-7,215.60-1,886.16

Finding the Fourth Proportional to 4,808.22, 7,215.60 and 1,886.16

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Solution

The fourth proportional to 4,808.22, 7,215.60 and 1,886.16 is: 2,830.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,808.22 : 7,215.60 = 1,886.16 : x
  2. Step 2: Convert to fraction form
    4,808.22/7,215.60 = 1,886.16/x
  3. Step 3: Cross multiply
    4,808.22x = 7,215.60 × 1,886.16
  4. Step 4: Simplify right side
    4,808.22x = 13,609,776.10
  5. Step 5: Solve for x
    x = 13,609,776.10/4,808.22
  6. Step 6: Final answer
    x = 2,830.52

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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.