Home / 7,848.23-10,830.62-4,311.52

Finding the Fourth Proportional to 7,848.23, 10,830.62 and 4,311.52

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Solution

The fourth proportional to 7,848.23, 10,830.62 and 4,311.52 is: 5,949.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,848.23 : 10,830.62 = 4,311.52 : x
  2. Step 2: Convert to fraction form
    7,848.23/10,830.62 = 4,311.52/x
  3. Step 3: Cross multiply
    7,848.23x = 10,830.62 × 4,311.52
  4. Step 4: Simplify right side
    7,848.23x = 46,696,434.74
  5. Step 5: Solve for x
    x = 46,696,434.74/7,848.23
  6. Step 6: Final answer
    x = 5,949.93

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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.