Home / 1,595.09-2,378.57-1,400.90

Finding the Fourth Proportional to 1,595.09, 2,378.57 and 1,400.90

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Solution

The fourth proportional to 1,595.09, 2,378.57 and 1,400.90 is: 2,088.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,595.09 : 2,378.57 = 1,400.90 : x
  2. Step 2: Convert to fraction form
    1,595.09/2,378.57 = 1,400.90/x
  3. Step 3: Cross multiply
    1,595.09x = 2,378.57 × 1,400.90
  4. Step 4: Simplify right side
    1,595.09x = 3,332,119.82
  5. Step 5: Solve for x
    x = 3,332,119.82/1,595.09
  6. Step 6: Final answer
    x = 2,088.98

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.