Home / 1,488.66-2,055.02-1,302.36

Finding the Fourth Proportional to 1,488.66, 2,055.02 and 1,302.36

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Solution

The fourth proportional to 1,488.66, 2,055.02 and 1,302.36 is: 1,797.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,488.66 : 2,055.02 = 1,302.36 : x
  2. Step 2: Convert to fraction form
    1,488.66/2,055.02 = 1,302.36/x
  3. Step 3: Cross multiply
    1,488.66x = 2,055.02 × 1,302.36
  4. Step 4: Simplify right side
    1,488.66x = 2,676,369.34
  5. Step 5: Solve for x
    x = 2,676,369.34/1,488.66
  6. Step 6: Final answer
    x = 1,797.84

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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.