Home / 7,848.35-10,830.68-4,263.28

Finding the Fourth Proportional to 7,848.35, 10,830.68 and 4,263.28

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Solution

The fourth proportional to 7,848.35, 10,830.68 and 4,263.28 is: 5,883.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,848.35 : 10,830.68 = 4,263.28 : x
  2. Step 2: Convert to fraction form
    7,848.35/10,830.68 = 4,263.28/x
  3. Step 3: Cross multiply
    7,848.35x = 10,830.68 × 4,263.28
  4. Step 4: Simplify right side
    7,848.35x = 46,174,173.04
  5. Step 5: Solve for x
    x = 46,174,173.04/7,848.35
  6. Step 6: Final answer
    x = 5,883.30

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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.