Home / 1,957.39-2,935.51-570.35

Finding the Fourth Proportional to 1,957.39, 2,935.51 and 570.35

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Solution

The fourth proportional to 1,957.39, 2,935.51 and 570.35 is: 855.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,957.39 : 2,935.51 = 570.35 : x
  2. Step 2: Convert to fraction form
    1,957.39/2,935.51 = 570.35/x
  3. Step 3: Cross multiply
    1,957.39x = 2,935.51 × 570.35
  4. Step 4: Simplify right side
    1,957.39x = 1,674,272.92
  5. Step 5: Solve for x
    x = 1,674,272.92/1,957.39
  6. Step 6: Final answer
    x = 855.36

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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.