Home / 1,567.65-2,163.33-904.50

Finding the Fourth Proportional to 1,567.65, 2,163.33 and 904.50

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Solution

The fourth proportional to 1,567.65, 2,163.33 and 904.50 is: 1,248.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,567.65 : 2,163.33 = 904.50 : x
  2. Step 2: Convert to fraction form
    1,567.65/2,163.33 = 904.50/x
  3. Step 3: Cross multiply
    1,567.65x = 2,163.33 × 904.50
  4. Step 4: Simplify right side
    1,567.65x = 1,956,731.99
  5. Step 5: Solve for x
    x = 1,956,731.99/1,567.65
  6. Step 6: Final answer
    x = 1,248.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.