Home / 7,889.02-10,886.88-4,352.34

Finding the Fourth Proportional to 7,889.02, 10,886.88 and 4,352.34

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Solution

The fourth proportional to 7,889.02, 10,886.88 and 4,352.34 is: 6,006.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,889.02 : 10,886.88 = 4,352.34 : x
  2. Step 2: Convert to fraction form
    7,889.02/10,886.88 = 4,352.34/x
  3. Step 3: Cross multiply
    7,889.02x = 10,886.88 × 4,352.34
  4. Step 4: Simplify right side
    7,889.02x = 47,383,403.30
  5. Step 5: Solve for x
    x = 47,383,403.30/7,889.02
  6. Step 6: Final answer
    x = 6,006.25

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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.