Home / 9,068.95-12,515.91-5,090.85

Finding the Fourth Proportional to 9,068.95, 12,515.91 and 5,090.85

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Solution

The fourth proportional to 9,068.95, 12,515.91 and 5,090.85 is: 7,025.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,068.95 : 12,515.91 = 5,090.85 : x
  2. Step 2: Convert to fraction form
    9,068.95/12,515.91 = 5,090.85/x
  3. Step 3: Cross multiply
    9,068.95x = 12,515.91 × 5,090.85
  4. Step 4: Simplify right side
    9,068.95x = 63,716,594.97
  5. Step 5: Solve for x
    x = 63,716,594.97/9,068.95
  6. Step 6: Final answer
    x = 7,025.80

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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.