Home / 1,848.71-2,551.30-1,009.47

Finding the Fourth Proportional to 1,848.71, 2,551.30 and 1,009.47

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Solution

The fourth proportional to 1,848.71, 2,551.30 and 1,009.47 is: 1,393.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,848.71 : 2,551.30 = 1,009.47 : x
  2. Step 2: Convert to fraction form
    1,848.71/2,551.30 = 1,009.47/x
  3. Step 3: Cross multiply
    1,848.71x = 2,551.30 × 1,009.47
  4. Step 4: Simplify right side
    1,848.71x = 2,575,455.76
  5. Step 5: Solve for x
    x = 2,575,455.76/1,848.71
  6. Step 6: Final answer
    x = 1,393.11

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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.