Home / 10,731.12-14,804.44-6,307.44

Finding the Fourth Proportional to 10,731.12, 14,804.44 and 6,307.44

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Solution

The fourth proportional to 10,731.12, 14,804.44 and 6,307.44 is: 8,701.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,731.12 : 14,804.44 = 6,307.44 : x
  2. Step 2: Convert to fraction form
    10,731.12/14,804.44 = 6,307.44/x
  3. Step 3: Cross multiply
    10,731.12x = 14,804.44 × 6,307.44
  4. Step 4: Simplify right side
    10,731.12x = 93,378,117.03
  5. Step 5: Solve for x
    x = 93,378,117.03/10,731.12
  6. Step 6: Final answer
    x = 8,701.62

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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.