Home / 7,587.54-11,376.55-2,320.79

Finding the Fourth Proportional to 7,587.54, 11,376.55 and 2,320.79

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Solution

The fourth proportional to 7,587.54, 11,376.55 and 2,320.79 is: 3,479.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,587.54 : 11,376.55 = 2,320.79 : x
  2. Step 2: Convert to fraction form
    7,587.54/11,376.55 = 2,320.79/x
  3. Step 3: Cross multiply
    7,587.54x = 11,376.55 × 2,320.79
  4. Step 4: Simplify right side
    7,587.54x = 26,402,529.49
  5. Step 5: Solve for x
    x = 26,402,529.49/7,587.54
  6. Step 6: Final answer
    x = 3,479.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.