Home / 6,340.30-8,752.60-4,729.24

Finding the Fourth Proportional to 6,340.30, 8,752.60 and 4,729.24

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Solution

The fourth proportional to 6,340.30, 8,752.60 and 4,729.24 is: 6,528.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,340.30 : 8,752.60 = 4,729.24 : x
  2. Step 2: Convert to fraction form
    6,340.30/8,752.60 = 4,729.24/x
  3. Step 3: Cross multiply
    6,340.30x = 8,752.60 × 4,729.24
  4. Step 4: Simplify right side
    6,340.30x = 41,393,146.02
  5. Step 5: Solve for x
    x = 41,393,146.02/6,340.30
  6. Step 6: Final answer
    x = 6,528.58

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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.