Home / 12,565.04-17,339.72-6,976.16

Finding the Fourth Proportional to 12,565.04, 17,339.72 and 6,976.16

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Solution

The fourth proportional to 12,565.04, 17,339.72 and 6,976.16 is: 9,627.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,565.04 : 17,339.72 = 6,976.16 : x
  2. Step 2: Convert to fraction form
    12,565.04/17,339.72 = 6,976.16/x
  3. Step 3: Cross multiply
    12,565.04x = 17,339.72 × 6,976.16
  4. Step 4: Simplify right side
    12,565.04x = 120,964,661.08
  5. Step 5: Solve for x
    x = 120,964,661.08/12,565.04
  6. Step 6: Final answer
    x = 9,627.08

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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.