Home / 1,566.40-2,350.37-1,107.13

Finding the Fourth Proportional to 1,566.40, 2,350.37 and 1,107.13

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Solution

The fourth proportional to 1,566.40, 2,350.37 and 1,107.13 is: 1,661.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,566.40 : 2,350.37 = 1,107.13 : x
  2. Step 2: Convert to fraction form
    1,566.40/2,350.37 = 1,107.13/x
  3. Step 3: Cross multiply
    1,566.40x = 2,350.37 × 1,107.13
  4. Step 4: Simplify right side
    1,566.40x = 2,602,163.51
  5. Step 5: Solve for x
    x = 2,602,163.51/1,566.40
  6. Step 6: Final answer
    x = 1,661.24

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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.