Home / 7,003.36-10,508.40-4,690.24

Finding the Fourth Proportional to 7,003.36, 10,508.40 and 4,690.24

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Solution

The fourth proportional to 7,003.36, 10,508.40 and 4,690.24 is: 7,037.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,003.36 : 10,508.40 = 4,690.24 : x
  2. Step 2: Convert to fraction form
    7,003.36/10,508.40 = 4,690.24/x
  3. Step 3: Cross multiply
    7,003.36x = 10,508.40 × 4,690.24
  4. Step 4: Simplify right side
    7,003.36x = 49,286,918.02
  5. Step 5: Solve for x
    x = 49,286,918.02/7,003.36
  6. Step 6: Final answer
    x = 7,037.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.