Home / 1,476.02-2,036.81-964.15

Finding the Fourth Proportional to 1,476.02, 2,036.81 and 964.15

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Solution

The fourth proportional to 1,476.02, 2,036.81 and 964.15 is: 1,330.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,476.02 : 2,036.81 = 964.15 : x
  2. Step 2: Convert to fraction form
    1,476.02/2,036.81 = 964.15/x
  3. Step 3: Cross multiply
    1,476.02x = 2,036.81 × 964.15
  4. Step 4: Simplify right side
    1,476.02x = 1,963,787.68
  5. Step 5: Solve for x
    x = 1,963,787.68/1,476.02
  6. Step 6: Final answer
    x = 1,330.46

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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.