Home / 7,840.52-10,819.67-4,483.28

Finding the Fourth Proportional to 7,840.52, 10,819.67 and 4,483.28

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Solution

The fourth proportional to 7,840.52, 10,819.67 and 4,483.28 is: 6,186.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,840.52 : 10,819.67 = 4,483.28 : x
  2. Step 2: Convert to fraction form
    7,840.52/10,819.67 = 4,483.28/x
  3. Step 3: Cross multiply
    7,840.52x = 10,819.67 × 4,483.28
  4. Step 4: Simplify right side
    7,840.52x = 48,507,533.60
  5. Step 5: Solve for x
    x = 48,507,533.60/7,840.52
  6. Step 6: Final answer
    x = 6,186.77

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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.