Home / 9,284.13-13,875.21-6,790.57

Finding the Fourth Proportional to 9,284.13, 13,875.21 and 6,790.57

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Solution

The fourth proportional to 9,284.13, 13,875.21 and 6,790.57 is: 10,148.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,284.13 : 13,875.21 = 6,790.57 : x
  2. Step 2: Convert to fraction form
    9,284.13/13,875.21 = 6,790.57/x
  3. Step 3: Cross multiply
    9,284.13x = 13,875.21 × 6,790.57
  4. Step 4: Simplify right side
    9,284.13x = 94,220,550.08
  5. Step 5: Solve for x
    x = 94,220,550.08/9,284.13
  6. Step 6: Final answer
    x = 10,148.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.