Home / 1,564.70-2,347.56-1,347.36

Finding the Fourth Proportional to 1,564.70, 2,347.56 and 1,347.36

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Solution

The fourth proportional to 1,564.70, 2,347.56 and 1,347.36 is: 2,021.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,564.70 : 2,347.56 = 1,347.36 : x
  2. Step 2: Convert to fraction form
    1,564.70/2,347.56 = 1,347.36/x
  3. Step 3: Cross multiply
    1,564.70x = 2,347.56 × 1,347.36
  4. Step 4: Simplify right side
    1,564.70x = 3,163,008.44
  5. Step 5: Solve for x
    x = 3,163,008.44/1,564.70
  6. Step 6: Final answer
    x = 2,021.49

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1.5x scale

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.