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Finding the Fourth Proportional to 7,851.04, 10,835.04 and 4,494.91

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Solution

The fourth proportional to 7,851.04, 10,835.04 and 4,494.91 is: 6,203.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,851.04 : 10,835.04 = 4,494.91 : x
  2. Step 2: Convert to fraction form
    7,851.04/10,835.04 = 4,494.91/x
  3. Step 3: Cross multiply
    7,851.04x = 10,835.04 × 4,494.91
  4. Step 4: Simplify right side
    7,851.04x = 48,702,453.00
  5. Step 5: Solve for x
    x = 48,702,453.00/7,851.04
  6. Step 6: Final answer
    x = 6,203.31

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1.5x scale

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.