Home / 7,802.02-11,700.40-2,535.64

Finding the Fourth Proportional to 7,802.02, 11,700.40 and 2,535.64

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Solution

The fourth proportional to 7,802.02, 11,700.40 and 2,535.64 is: 3,802.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,802.02 : 11,700.40 = 2,535.64 : x
  2. Step 2: Convert to fraction form
    7,802.02/11,700.40 = 2,535.64/x
  3. Step 3: Cross multiply
    7,802.02x = 11,700.40 × 2,535.64
  4. Step 4: Simplify right side
    7,802.02x = 29,668,002.26
  5. Step 5: Solve for x
    x = 29,668,002.26/7,802.02
  6. Step 6: Final answer
    x = 3,802.61

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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.