Home / 8,585.52-11,847.86-4,756.79

Finding the Fourth Proportional to 8,585.52, 11,847.86 and 4,756.79

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Solution

The fourth proportional to 8,585.52, 11,847.86 and 4,756.79 is: 6,564.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,585.52 : 11,847.86 = 4,756.79 : x
  2. Step 2: Convert to fraction form
    8,585.52/11,847.86 = 4,756.79/x
  3. Step 3: Cross multiply
    8,585.52x = 11,847.86 × 4,756.79
  4. Step 4: Simplify right side
    8,585.52x = 56,357,787.81
  5. Step 5: Solve for x
    x = 56,357,787.81/8,585.52
  6. Step 6: Final answer
    x = 6,564.28

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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.