Home / 7,985.02-11,020.98-4,798.48

Finding the Fourth Proportional to 7,985.02, 11,020.98 and 4,798.48

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Solution

The fourth proportional to 7,985.02, 11,020.98 and 4,798.48 is: 6,622.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,985.02 : 11,020.98 = 4,798.48 : x
  2. Step 2: Convert to fraction form
    7,985.02/11,020.98 = 4,798.48/x
  3. Step 3: Cross multiply
    7,985.02x = 11,020.98 × 4,798.48
  4. Step 4: Simplify right side
    7,985.02x = 52,883,952.11
  5. Step 5: Solve for x
    x = 52,883,952.11/7,985.02
  6. Step 6: Final answer
    x = 6,622.90

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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.