Home / 6,999.63-9,656.37-4,730.25

Finding the Fourth Proportional to 6,999.63, 9,656.37 and 4,730.25

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Solution

The fourth proportional to 6,999.63, 9,656.37 and 4,730.25 is: 6,525.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,999.63 : 9,656.37 = 4,730.25 : x
  2. Step 2: Convert to fraction form
    6,999.63/9,656.37 = 4,730.25/x
  3. Step 3: Cross multiply
    6,999.63x = 9,656.37 × 4,730.25
  4. Step 4: Simplify right side
    6,999.63x = 45,677,044.19
  5. Step 5: Solve for x
    x = 45,677,044.19/6,999.63
  6. Step 6: Final answer
    x = 6,525.64

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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.