Home / 4,803.52-6,628.98-2,679.40

Finding the Fourth Proportional to 4,803.52, 6,628.98 and 2,679.40

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Solution

The fourth proportional to 4,803.52, 6,628.98 and 2,679.40 is: 3,697.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,803.52 : 6,628.98 = 2,679.40 : x
  2. Step 2: Convert to fraction form
    4,803.52/6,628.98 = 2,679.40/x
  3. Step 3: Cross multiply
    4,803.52x = 6,628.98 × 2,679.40
  4. Step 4: Simplify right side
    4,803.52x = 17,761,689.01
  5. Step 5: Solve for x
    x = 17,761,689.01/4,803.52
  6. Step 6: Final answer
    x = 3,697.64

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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.