Home / 1,461.19-2,013.21-962.95

Finding the Fourth Proportional to 1,461.19, 2,013.21 and 962.95

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Solution

The fourth proportional to 1,461.19, 2,013.21 and 962.95 is: 1,326.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,461.19 : 2,013.21 = 962.95 : x
  2. Step 2: Convert to fraction form
    1,461.19/2,013.21 = 962.95/x
  3. Step 3: Cross multiply
    1,461.19x = 2,013.21 × 962.95
  4. Step 4: Simplify right side
    1,461.19x = 1,938,620.57
  5. Step 5: Solve for x
    x = 1,938,620.57/1,461.19
  6. Step 6: Final answer
    x = 1,326.74

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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.