Home / 7,511.58-10,310.45-6,653.52

Finding the Fourth Proportional to 7,511.58, 10,310.45 and 6,653.52

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Solution

The fourth proportional to 7,511.58, 10,310.45 and 6,653.52 is: 9,132.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,511.58 : 10,310.45 = 6,653.52 : x
  2. Step 2: Convert to fraction form
    7,511.58/10,310.45 = 6,653.52/x
  3. Step 3: Cross multiply
    7,511.58x = 10,310.45 × 6,653.52
  4. Step 4: Simplify right side
    7,511.58x = 68,600,752.02
  5. Step 5: Solve for x
    x = 68,600,752.02/7,511.58
  6. Step 6: Final answer
    x = 9,132.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.