Home / 7,803.46-10,769.51-4,267.20

Finding the Fourth Proportional to 7,803.46, 10,769.51 and 4,267.20

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Solution

The fourth proportional to 7,803.46, 10,769.51 and 4,267.20 is: 5,889.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,803.46 : 10,769.51 = 4,267.20 : x
  2. Step 2: Convert to fraction form
    7,803.46/10,769.51 = 4,267.20/x
  3. Step 3: Cross multiply
    7,803.46x = 10,769.51 × 4,267.20
  4. Step 4: Simplify right side
    7,803.46x = 45,955,653.07
  5. Step 5: Solve for x
    x = 45,955,653.07/7,803.46
  6. Step 6: Final answer
    x = 5,889.14

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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.