Home / 7,889.07-10,886.91-4,352.28

Finding the Fourth Proportional to 7,889.07, 10,886.91 and 4,352.28

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Solution

The fourth proportional to 7,889.07, 10,886.91 and 4,352.28 is: 6,006.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,889.07 : 10,886.91 = 4,352.28 : x
  2. Step 2: Convert to fraction form
    7,889.07/10,886.91 = 4,352.28/x
  3. Step 3: Cross multiply
    7,889.07x = 10,886.91 × 4,352.28
  4. Step 4: Simplify right side
    7,889.07x = 47,382,880.65
  5. Step 5: Solve for x
    x = 47,382,880.65/7,889.07
  6. Step 6: Final answer
    x = 6,006.14

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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.