Home / 7,348.15-11,037.15-6,490.10

Finding the Fourth Proportional to 7,348.15, 11,037.15 and 6,490.10

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Solution

The fourth proportional to 7,348.15, 11,037.15 and 6,490.10 is: 9,748.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,348.15 : 11,037.15 = 6,490.10 : x
  2. Step 2: Convert to fraction form
    7,348.15/11,037.15 = 6,490.10/x
  3. Step 3: Cross multiply
    7,348.15x = 11,037.15 × 6,490.10
  4. Step 4: Simplify right side
    7,348.15x = 71,632,207.22
  5. Step 5: Solve for x
    x = 71,632,207.22/7,348.15
  6. Step 6: Final answer
    x = 9,748.33

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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.