Home / 4,263.16-6,394.30-1,143.50

Finding the Fourth Proportional to 4,263.16, 6,394.30 and 1,143.50

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Solution

The fourth proportional to 4,263.16, 6,394.30 and 1,143.50 is: 1,715.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,263.16 : 6,394.30 = 1,143.50 : x
  2. Step 2: Convert to fraction form
    4,263.16/6,394.30 = 1,143.50/x
  3. Step 3: Cross multiply
    4,263.16x = 6,394.30 × 1,143.50
  4. Step 4: Simplify right side
    4,263.16x = 7,311,896.61
  5. Step 5: Solve for x
    x = 7,311,896.61/4,263.16
  6. Step 6: Final answer
    x = 1,715.13

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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.