Home / 7,511.86-10,356.96-4,818.34

Finding the Fourth Proportional to 7,511.86, 10,356.96 and 4,818.34

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Solution

The fourth proportional to 7,511.86, 10,356.96 and 4,818.34 is: 6,643.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,511.86 : 10,356.96 = 4,818.34 : x
  2. Step 2: Convert to fraction form
    7,511.86/10,356.96 = 4,818.34/x
  3. Step 3: Cross multiply
    7,511.86x = 10,356.96 × 4,818.34
  4. Step 4: Simplify right side
    7,511.86x = 49,903,286.75
  5. Step 5: Solve for x
    x = 49,903,286.75/7,511.86
  6. Step 6: Final answer
    x = 6,643.26

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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.