Home / 1,476.12-2,037.15-846.66

Finding the Fourth Proportional to 1,476.12, 2,037.15 and 846.66

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Solution

The fourth proportional to 1,476.12, 2,037.15 and 846.66 is: 1,168.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,476.12 : 2,037.15 = 846.66 : x
  2. Step 2: Convert to fraction form
    1,476.12/2,037.15 = 846.66/x
  3. Step 3: Cross multiply
    1,476.12x = 2,037.15 × 846.66
  4. Step 4: Simplify right side
    1,476.12x = 1,724,773.42
  5. Step 5: Solve for x
    x = 1,724,773.42/1,476.12
  6. Step 6: Final answer
    x = 1,168.45

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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.