Home / 8,361.02-11,538.29-4,776.45

Finding the Fourth Proportional to 8,361.02, 11,538.29 and 4,776.45

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Solution

The fourth proportional to 8,361.02, 11,538.29 and 4,776.45 is: 6,591.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,361.02 : 11,538.29 = 4,776.45 : x
  2. Step 2: Convert to fraction form
    8,361.02/11,538.29 = 4,776.45/x
  3. Step 3: Cross multiply
    8,361.02x = 11,538.29 × 4,776.45
  4. Step 4: Simplify right side
    8,361.02x = 55,112,061.07
  5. Step 5: Solve for x
    x = 55,112,061.07/8,361.02
  6. Step 6: Final answer
    x = 6,591.55

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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.