Home / 9,261.42-12,779.01-5,483.58

Finding the Fourth Proportional to 9,261.42, 12,779.01 and 5,483.58

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Solution

The fourth proportional to 9,261.42, 12,779.01 and 5,483.58 is: 7,566.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,261.42 : 12,779.01 = 5,483.58 : x
  2. Step 2: Convert to fraction form
    9,261.42/12,779.01 = 5,483.58/x
  3. Step 3: Cross multiply
    9,261.42x = 12,779.01 × 5,483.58
  4. Step 4: Simplify right side
    9,261.42x = 70,074,723.66
  5. Step 5: Solve for x
    x = 70,074,723.66/9,261.42
  6. Step 6: Final answer
    x = 7,566.30

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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.