Home / 7,800.06-10,763.90-4,263.29

Finding the Fourth Proportional to 7,800.06, 10,763.90 and 4,263.29

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Solution

The fourth proportional to 7,800.06, 10,763.90 and 4,263.29 is: 5,883.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,800.06 : 10,763.90 = 4,263.29 : x
  2. Step 2: Convert to fraction form
    7,800.06/10,763.90 = 4,263.29/x
  3. Step 3: Cross multiply
    7,800.06x = 10,763.90 × 4,263.29
  4. Step 4: Simplify right side
    7,800.06x = 45,889,627.23
  5. Step 5: Solve for x
    x = 45,889,627.23/7,800.06
  6. Step 6: Final answer
    x = 5,883.24

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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.