Home / 1,653.16-2,283.38-1,210.44

Finding the Fourth Proportional to 1,653.16, 2,283.38 and 1,210.44

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Solution

The fourth proportional to 1,653.16, 2,283.38 and 1,210.44 is: 1,671.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,653.16 : 2,283.38 = 1,210.44 : x
  2. Step 2: Convert to fraction form
    1,653.16/2,283.38 = 1,210.44/x
  3. Step 3: Cross multiply
    1,653.16x = 2,283.38 × 1,210.44
  4. Step 4: Simplify right side
    1,653.16x = 2,763,894.49
  5. Step 5: Solve for x
    x = 2,763,894.49/1,653.16
  6. Step 6: Final answer
    x = 1,671.89

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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.