Home / 7,455.41-10,288.58-4,098.36

Finding the Fourth Proportional to 7,455.41, 10,288.58 and 4,098.36

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Solution

The fourth proportional to 7,455.41, 10,288.58 and 4,098.36 is: 5,655.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,455.41 : 10,288.58 = 4,098.36 : x
  2. Step 2: Convert to fraction form
    7,455.41/10,288.58 = 4,098.36/x
  3. Step 3: Cross multiply
    7,455.41x = 10,288.58 × 4,098.36
  4. Step 4: Simplify right side
    7,455.41x = 42,166,284.24
  5. Step 5: Solve for x
    x = 42,166,284.24/7,455.41
  6. Step 6: Final answer
    x = 5,655.80

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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.