Home / 9,976.08-13,764.98-7,585.40

Finding the Fourth Proportional to 9,976.08, 13,764.98 and 7,585.40

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Solution

The fourth proportional to 9,976.08, 13,764.98 and 7,585.40 is: 10,466.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,976.08 : 13,764.98 = 7,585.40 : x
  2. Step 2: Convert to fraction form
    9,976.08/13,764.98 = 7,585.40/x
  3. Step 3: Cross multiply
    9,976.08x = 13,764.98 × 7,585.40
  4. Step 4: Simplify right side
    9,976.08x = 104,412,879.29
  5. Step 5: Solve for x
    x = 104,412,879.29/9,976.08
  6. Step 6: Final answer
    x = 10,466.32

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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.