Home / 7,455.08-10,285.36-4,429.44

Finding the Fourth Proportional to 7,455.08, 10,285.36 and 4,429.44

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Solution

The fourth proportional to 7,455.08, 10,285.36 and 4,429.44 is: 6,111.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,455.08 : 10,285.36 = 4,429.44 : x
  2. Step 2: Convert to fraction form
    7,455.08/10,285.36 = 4,429.44/x
  3. Step 3: Cross multiply
    7,455.08x = 10,285.36 × 4,429.44
  4. Step 4: Simplify right side
    7,455.08x = 45,558,385.00
  5. Step 5: Solve for x
    x = 45,558,385.00/7,455.08
  6. Step 6: Final answer
    x = 6,111.05

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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.