Home / 4,215.98-6,323.73-1,294.28

Finding the Fourth Proportional to 4,215.98, 6,323.73 and 1,294.28

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Solution

The fourth proportional to 4,215.98, 6,323.73 and 1,294.28 is: 1,941.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,215.98 : 6,323.73 = 1,294.28 : x
  2. Step 2: Convert to fraction form
    4,215.98/6,323.73 = 1,294.28/x
  3. Step 3: Cross multiply
    4,215.98x = 6,323.73 × 1,294.28
  4. Step 4: Simplify right side
    4,215.98x = 8,184,669.36
  5. Step 5: Solve for x
    x = 8,184,669.36/4,215.98
  6. Step 6: Final answer
    x = 1,941.35

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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.