Home / 1,655.02-2,282.70-1,536.76

Finding the Fourth Proportional to 1,655.02, 2,282.70 and 1,536.76

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Solution

The fourth proportional to 1,655.02, 2,282.70 and 1,536.76 is: 2,119.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,655.02 : 2,282.70 = 1,536.76 : x
  2. Step 2: Convert to fraction form
    1,655.02/2,282.70 = 1,536.76/x
  3. Step 3: Cross multiply
    1,655.02x = 2,282.70 × 1,536.76
  4. Step 4: Simplify right side
    1,655.02x = 3,507,962.05
  5. Step 5: Solve for x
    x = 3,507,962.05/1,655.02
  6. Step 6: Final answer
    x = 2,119.59

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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.