Home / 9,260.50-12,779.49-5,068.75

Finding the Fourth Proportional to 9,260.50, 12,779.49 and 5,068.75

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Solution

The fourth proportional to 9,260.50, 12,779.49 and 5,068.75 is: 6,994.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,260.50 : 12,779.49 = 5,068.75 : x
  2. Step 2: Convert to fraction form
    9,260.50/12,779.49 = 5,068.75/x
  3. Step 3: Cross multiply
    9,260.50x = 12,779.49 × 5,068.75
  4. Step 4: Simplify right side
    9,260.50x = 64,776,039.94
  5. Step 5: Solve for x
    x = 64,776,039.94/9,260.50
  6. Step 6: Final answer
    x = 6,994.88

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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.