Home / 7,012.97-10,533.47-4,385.15

Finding the Fourth Proportional to 7,012.97, 10,533.47 and 4,385.15

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Solution

The fourth proportional to 7,012.97, 10,533.47 and 4,385.15 is: 6,586.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,012.97 : 10,533.47 = 4,385.15 : x
  2. Step 2: Convert to fraction form
    7,012.97/10,533.47 = 4,385.15/x
  3. Step 3: Cross multiply
    7,012.97x = 10,533.47 × 4,385.15
  4. Step 4: Simplify right side
    7,012.97x = 46,190,810.88
  5. Step 5: Solve for x
    x = 46,190,810.88/7,012.97
  6. Step 6: Final answer
    x = 6,586.48

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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.