Home / 7,873.26-10,864.95-4,515.99

Finding the Fourth Proportional to 7,873.26, 10,864.95 and 4,515.99

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Solution

The fourth proportional to 7,873.26, 10,864.95 and 4,515.99 is: 6,231.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,873.26 : 10,864.95 = 4,515.99 : x
  2. Step 2: Convert to fraction form
    7,873.26/10,864.95 = 4,515.99/x
  3. Step 3: Cross multiply
    7,873.26x = 10,864.95 × 4,515.99
  4. Step 4: Simplify right side
    7,873.26x = 49,066,005.55
  5. Step 5: Solve for x
    x = 49,066,005.55/7,873.26
  6. Step 6: Final answer
    x = 6,231.98

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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.