Home / 8,701.46-12,002.06-5,556.23

Finding the Fourth Proportional to 8,701.46, 12,002.06 and 5,556.23

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Solution

The fourth proportional to 8,701.46, 12,002.06 and 5,556.23 is: 7,663.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,701.46 : 12,002.06 = 5,556.23 : x
  2. Step 2: Convert to fraction form
    8,701.46/12,002.06 = 5,556.23/x
  3. Step 3: Cross multiply
    8,701.46x = 12,002.06 × 5,556.23
  4. Step 4: Simplify right side
    8,701.46x = 66,686,159.71
  5. Step 5: Solve for x
    x = 66,686,159.71/8,701.46
  6. Step 6: Final answer
    x = 7,663.79

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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.