Home / 8,376.18-11,556.20-5,020.08

Finding the Fourth Proportional to 8,376.18, 11,556.20 and 5,020.08

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Solution

The fourth proportional to 8,376.18, 11,556.20 and 5,020.08 is: 6,925.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,376.18 : 11,556.20 = 5,020.08 : x
  2. Step 2: Convert to fraction form
    8,376.18/11,556.20 = 5,020.08/x
  3. Step 3: Cross multiply
    8,376.18x = 11,556.20 × 5,020.08
  4. Step 4: Simplify right side
    8,376.18x = 58,013,017.71
  5. Step 5: Solve for x
    x = 58,013,017.71/8,376.18
  6. Step 6: Final answer
    x = 6,925.95

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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.