Home / 8,237.95-11,370.43-4,703.21

Finding the Fourth Proportional to 8,237.95, 11,370.43 and 4,703.21

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Solution

The fourth proportional to 8,237.95, 11,370.43 and 4,703.21 is: 6,491.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,237.95 : 11,370.43 = 4,703.21 : x
  2. Step 2: Convert to fraction form
    8,237.95/11,370.43 = 4,703.21/x
  3. Step 3: Cross multiply
    8,237.95x = 11,370.43 × 4,703.21
  4. Step 4: Simplify right side
    8,237.95x = 53,477,549.25
  5. Step 5: Solve for x
    x = 53,477,549.25/8,237.95
  6. Step 6: Final answer
    x = 6,491.61

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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.