Home / 1,368.60-2,053.56-848.46

Finding the Fourth Proportional to 1,368.60, 2,053.56 and 848.46

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Solution

The fourth proportional to 1,368.60, 2,053.56 and 848.46 is: 1,273.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,368.60 : 2,053.56 = 848.46 : x
  2. Step 2: Convert to fraction form
    1,368.60/2,053.56 = 848.46/x
  3. Step 3: Cross multiply
    1,368.60x = 2,053.56 × 848.46
  4. Step 4: Simplify right side
    1,368.60x = 1,742,363.52
  5. Step 5: Solve for x
    x = 1,742,363.52/1,368.60
  6. Step 6: Final answer
    x = 1,273.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.