Home / 1,564.65-2,334.96-1,400.67

Finding the Fourth Proportional to 1,564.65, 2,334.96 and 1,400.67

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Solution

The fourth proportional to 1,564.65, 2,334.96 and 1,400.67 is: 2,090.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,564.65 : 2,334.96 = 1,400.67 : x
  2. Step 2: Convert to fraction form
    1,564.65/2,334.96 = 1,400.67/x
  3. Step 3: Cross multiply
    1,564.65x = 2,334.96 × 1,400.67
  4. Step 4: Simplify right side
    1,564.65x = 3,270,508.42
  5. Step 5: Solve for x
    x = 3,270,508.42/1,564.65
  6. Step 6: Final answer
    x = 2,090.25

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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.