Home / 8,970.12-13,455.52-4,582.46

Finding the Fourth Proportional to 8,970.12, 13,455.52 and 4,582.46

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Solution

The fourth proportional to 8,970.12, 13,455.52 and 4,582.46 is: 6,873.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,970.12 : 13,455.52 = 4,582.46 : x
  2. Step 2: Convert to fraction form
    8,970.12/13,455.52 = 4,582.46/x
  3. Step 3: Cross multiply
    8,970.12x = 13,455.52 × 4,582.46
  4. Step 4: Simplify right side
    8,970.12x = 61,659,382.18
  5. Step 5: Solve for x
    x = 61,659,382.18/8,970.12
  6. Step 6: Final answer
    x = 6,873.86

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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.