Home / 7,315.48-10,973.28-2,385.01

Finding the Fourth Proportional to 7,315.48, 10,973.28 and 2,385.01

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Solution

The fourth proportional to 7,315.48, 10,973.28 and 2,385.01 is: 3,577.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,315.48 : 10,973.28 = 2,385.01 : x
  2. Step 2: Convert to fraction form
    7,315.48/10,973.28 = 2,385.01/x
  3. Step 3: Cross multiply
    7,315.48x = 10,973.28 × 2,385.01
  4. Step 4: Simplify right side
    7,315.48x = 26,171,382.53
  5. Step 5: Solve for x
    x = 26,171,382.53/7,315.48
  6. Step 6: Final answer
    x = 3,577.53

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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.