Home / 9,260.80-12,779.40-5,068.24

Finding the Fourth Proportional to 9,260.80, 12,779.40 and 5,068.24

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Solution

The fourth proportional to 9,260.80, 12,779.40 and 5,068.24 is: 6,993.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,260.80 : 12,779.40 = 5,068.24 : x
  2. Step 2: Convert to fraction form
    9,260.80/12,779.40 = 5,068.24/x
  3. Step 3: Cross multiply
    9,260.80x = 12,779.40 × 5,068.24
  4. Step 4: Simplify right side
    9,260.80x = 64,769,066.26
  5. Step 5: Solve for x
    x = 64,769,066.26/9,260.80
  6. Step 6: Final answer
    x = 6,993.90

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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.