Home / 7,459.02-11,190.80-4,645.98

Finding the Fourth Proportional to 7,459.02, 11,190.80 and 4,645.98

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Solution

The fourth proportional to 7,459.02, 11,190.80 and 4,645.98 is: 6,970.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,459.02 : 11,190.80 = 4,645.98 : x
  2. Step 2: Convert to fraction form
    7,459.02/11,190.80 = 4,645.98/x
  3. Step 3: Cross multiply
    7,459.02x = 11,190.80 × 4,645.98
  4. Step 4: Simplify right side
    7,459.02x = 51,992,244.60
  5. Step 5: Solve for x
    x = 51,992,244.60/7,459.02
  6. Step 6: Final answer
    x = 6,970.39

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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.