Home / 7,824.39-10,798.70-5,037.99

Finding the Fourth Proportional to 7,824.39, 10,798.70 and 5,037.99

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Solution

The fourth proportional to 7,824.39, 10,798.70 and 5,037.99 is: 6,953.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,824.39 : 10,798.70 = 5,037.99 : x
  2. Step 2: Convert to fraction form
    7,824.39/10,798.70 = 5,037.99/x
  3. Step 3: Cross multiply
    7,824.39x = 10,798.70 × 5,037.99
  4. Step 4: Simplify right side
    7,824.39x = 54,403,717.42
  5. Step 5: Solve for x
    x = 54,403,717.42/7,824.39
  6. Step 6: Final answer
    x = 6,953.09

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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.