Home / 9,258.04-12,779.58-6,118.48

Finding the Fourth Proportional to 9,258.04, 12,779.58 and 6,118.48

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Solution

The fourth proportional to 9,258.04, 12,779.58 and 6,118.48 is: 8,445.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,258.04 : 12,779.58 = 6,118.48 : x
  2. Step 2: Convert to fraction form
    9,258.04/12,779.58 = 6,118.48/x
  3. Step 3: Cross multiply
    9,258.04x = 12,779.58 × 6,118.48
  4. Step 4: Simplify right side
    9,258.04x = 78,191,604.64
  5. Step 5: Solve for x
    x = 78,191,604.64/9,258.04
  6. Step 6: Final answer
    x = 8,445.81

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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.