Home / 8,426.02-11,628.57-4,649.53

Finding the Fourth Proportional to 8,426.02, 11,628.57 and 4,649.53

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Solution

The fourth proportional to 8,426.02, 11,628.57 and 4,649.53 is: 6,416.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,426.02 : 11,628.57 = 4,649.53 : x
  2. Step 2: Convert to fraction form
    8,426.02/11,628.57 = 4,649.53/x
  3. Step 3: Cross multiply
    8,426.02x = 11,628.57 × 4,649.53
  4. Step 4: Simplify right side
    8,426.02x = 54,067,385.07
  5. Step 5: Solve for x
    x = 54,067,385.07/8,426.02
  6. Step 6: Final answer
    x = 6,416.72

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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.