Home / 6,776.28-10,152-4,690.32

Finding the Fourth Proportional to 6,776.28, 10,152 and 4,690.32

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Solution

The fourth proportional to 6,776.28, 10,152 and 4,690.32 is: 7,026.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,776.28 : 10,152 = 4,690.32 : x
  2. Step 2: Convert to fraction form
    6,776.28/10,152 = 4,690.32/x
  3. Step 3: Cross multiply
    6,776.28x = 10,152 × 4,690.32
  4. Step 4: Simplify right side
    6,776.28x = 47,616,128.64
  5. Step 5: Solve for x
    x = 47,616,128.64/6,776.28
  6. Step 6: Final answer
    x = 7,026.88

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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.