Home / 2,929.65-4,393.98-1,263.32

Finding the Fourth Proportional to 2,929.65, 4,393.98 and 1,263.32

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Solution

The fourth proportional to 2,929.65, 4,393.98 and 1,263.32 is: 1,894.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,929.65 : 4,393.98 = 1,263.32 : x
  2. Step 2: Convert to fraction form
    2,929.65/4,393.98 = 1,263.32/x
  3. Step 3: Cross multiply
    2,929.65x = 4,393.98 × 1,263.32
  4. Step 4: Simplify right side
    2,929.65x = 5,550,980.84
  5. Step 5: Solve for x
    x = 5,550,980.84/2,929.65
  6. Step 6: Final answer
    x = 1,894.76

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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.