Home / 8,534.28-11,777.46-4,706.40

Finding the Fourth Proportional to 8,534.28, 11,777.46 and 4,706.40

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Solution

The fourth proportional to 8,534.28, 11,777.46 and 4,706.40 is: 6,494.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,534.28 : 11,777.46 = 4,706.40 : x
  2. Step 2: Convert to fraction form
    8,534.28/11,777.46 = 4,706.40/x
  3. Step 3: Cross multiply
    8,534.28x = 11,777.46 × 4,706.40
  4. Step 4: Simplify right side
    8,534.28x = 55,429,437.74
  5. Step 5: Solve for x
    x = 55,429,437.74/8,534.28
  6. Step 6: Final answer
    x = 6,494.92

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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.