Home / 4,313.98-6,471.11-1,392.58

Finding the Fourth Proportional to 4,313.98, 6,471.11 and 1,392.58

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Solution

The fourth proportional to 4,313.98, 6,471.11 and 1,392.58 is: 2,088.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,313.98 : 6,471.11 = 1,392.58 : x
  2. Step 2: Convert to fraction form
    4,313.98/6,471.11 = 1,392.58/x
  3. Step 3: Cross multiply
    4,313.98x = 6,471.11 × 1,392.58
  4. Step 4: Simplify right side
    4,313.98x = 9,011,538.36
  5. Step 5: Solve for x
    x = 9,011,538.36/4,313.98
  6. Step 6: Final answer
    x = 2,088.92

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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.