Home / 8,970.23-13,455.21-4,036.39

Finding the Fourth Proportional to 8,970.23, 13,455.21 and 4,036.39

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Solution

The fourth proportional to 8,970.23, 13,455.21 and 4,036.39 is: 6,054.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,970.23 : 13,455.21 = 4,036.39 : x
  2. Step 2: Convert to fraction form
    8,970.23/13,455.21 = 4,036.39/x
  3. Step 3: Cross multiply
    8,970.23x = 13,455.21 × 4,036.39
  4. Step 4: Simplify right side
    8,970.23x = 54,310,475.09
  5. Step 5: Solve for x
    x = 54,310,475.09/8,970.23
  6. Step 6: Final answer
    x = 6,054.52

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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.