Home / 9,911.15-14,866.74-2,515.60

Finding the Fourth Proportional to 9,911.15, 14,866.74 and 2,515.60

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Solution

The fourth proportional to 9,911.15, 14,866.74 and 2,515.60 is: 3,773.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,911.15 : 14,866.74 = 2,515.60 : x
  2. Step 2: Convert to fraction form
    9,911.15/14,866.74 = 2,515.60/x
  3. Step 3: Cross multiply
    9,911.15x = 14,866.74 × 2,515.60
  4. Step 4: Simplify right side
    9,911.15x = 37,398,696.81
  5. Step 5: Solve for x
    x = 37,398,696.81/9,911.15
  6. Step 6: Final answer
    x = 3,773.40

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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.