Home / 7,835.61-10,813.29-4,299

Finding the Fourth Proportional to 7,835.61, 10,813.29 and 4,299

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Solution

The fourth proportional to 7,835.61, 10,813.29 and 4,299 is: 5,932.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,835.61 : 10,813.29 = 4,299 : x
  2. Step 2: Convert to fraction form
    7,835.61/10,813.29 = 4,299/x
  3. Step 3: Cross multiply
    7,835.61x = 10,813.29 × 4,299
  4. Step 4: Simplify right side
    7,835.61x = 46,486,333.71
  5. Step 5: Solve for x
    x = 46,486,333.71/7,835.61
  6. Step 6: Final answer
    x = 5,932.70

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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.