Home / 1,454.77-2,182.02-933.40

Finding the Fourth Proportional to 1,454.77, 2,182.02 and 933.40

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Solution

The fourth proportional to 1,454.77, 2,182.02 and 933.40 is: 1,400.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,454.77 : 2,182.02 = 933.40 : x
  2. Step 2: Convert to fraction form
    1,454.77/2,182.02 = 933.40/x
  3. Step 3: Cross multiply
    1,454.77x = 2,182.02 × 933.40
  4. Step 4: Simplify right side
    1,454.77x = 2,036,697.47
  5. Step 5: Solve for x
    x = 2,036,697.47/1,454.77
  6. Step 6: Final answer
    x = 1,400.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.