Home / 7,943.02-10,961.86-4,586.45

Finding the Fourth Proportional to 7,943.02, 10,961.86 and 4,586.45

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Solution

The fourth proportional to 7,943.02, 10,961.86 and 4,586.45 is: 6,329.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,943.02 : 10,961.86 = 4,586.45 : x
  2. Step 2: Convert to fraction form
    7,943.02/10,961.86 = 4,586.45/x
  3. Step 3: Cross multiply
    7,943.02x = 10,961.86 × 4,586.45
  4. Step 4: Simplify right side
    7,943.02x = 50,275,967.99
  5. Step 5: Solve for x
    x = 50,275,967.99/7,943.02
  6. Step 6: Final answer
    x = 6,329.58

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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.