Home / 4,315.92-6,473.89-1,313.98

Finding the Fourth Proportional to 4,315.92, 6,473.89 and 1,313.98

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Solution

The fourth proportional to 4,315.92, 6,473.89 and 1,313.98 is: 1,970.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,315.92 : 6,473.89 = 1,313.98 : x
  2. Step 2: Convert to fraction form
    4,315.92/6,473.89 = 1,313.98/x
  3. Step 3: Cross multiply
    4,315.92x = 6,473.89 × 1,313.98
  4. Step 4: Simplify right side
    4,315.92x = 8,506,561.98
  5. Step 5: Solve for x
    x = 8,506,561.98/4,315.92
  6. Step 6: Final answer
    x = 1,970.97

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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.