Home / 7,946.64-10,967.40-5,431.32

Finding the Fourth Proportional to 7,946.64, 10,967.40 and 5,431.32

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Solution

The fourth proportional to 7,946.64, 10,967.40 and 5,431.32 is: 7,495.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,946.64 : 10,967.40 = 5,431.32 : x
  2. Step 2: Convert to fraction form
    7,946.64/10,967.40 = 5,431.32/x
  3. Step 3: Cross multiply
    7,946.64x = 10,967.40 × 5,431.32
  4. Step 4: Simplify right side
    7,946.64x = 59,567,458.97
  5. Step 5: Solve for x
    x = 59,567,458.97/7,946.64
  6. Step 6: Final answer
    x = 7,495.93

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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.