Home / 4,842.29-7,263.51-1,880.91

Finding the Fourth Proportional to 4,842.29, 7,263.51 and 1,880.91

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Solution

The fourth proportional to 4,842.29, 7,263.51 and 1,880.91 is: 2,821.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,842.29 : 7,263.51 = 1,880.91 : x
  2. Step 2: Convert to fraction form
    4,842.29/7,263.51 = 1,880.91/x
  3. Step 3: Cross multiply
    4,842.29x = 7,263.51 × 1,880.91
  4. Step 4: Simplify right side
    4,842.29x = 13,662,015.65
  5. Step 5: Solve for x
    x = 13,662,015.65/4,842.29
  6. Step 6: Final answer
    x = 2,821.39

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1.5x scale

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.