Home / 7,007.45-10,515.29-6,466.23

Finding the Fourth Proportional to 7,007.45, 10,515.29 and 6,466.23

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Solution

The fourth proportional to 7,007.45, 10,515.29 and 6,466.23 is: 9,703.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,007.45 : 10,515.29 = 6,466.23 : x
  2. Step 2: Convert to fraction form
    7,007.45/10,515.29 = 6,466.23/x
  3. Step 3: Cross multiply
    7,007.45x = 10,515.29 × 6,466.23
  4. Step 4: Simplify right side
    7,007.45x = 67,994,251.33
  5. Step 5: Solve for x
    x = 67,994,251.33/7,007.45
  6. Step 6: Final answer
    x = 9,703.14

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1.5x scale

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.