Home / 1,567.65-2,351.48-1,411.05

Finding the Fourth Proportional to 1,567.65, 2,351.48 and 1,411.05

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Solution

The fourth proportional to 1,567.65, 2,351.48 and 1,411.05 is: 2,116.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,567.65 : 2,351.48 = 1,411.05 : x
  2. Step 2: Convert to fraction form
    1,567.65/2,351.48 = 1,411.05/x
  3. Step 3: Cross multiply
    1,567.65x = 2,351.48 × 1,411.05
  4. Step 4: Simplify right side
    1,567.65x = 3,318,048.80
  5. Step 5: Solve for x
    x = 3,318,048.80/1,567.65
  6. Step 6: Final answer
    x = 2,116.58

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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.