Home / 5,316.93-7,970.00-2,539.53

Finding the Fourth Proportional to 5,316.93, 7,970.00 and 2,539.53

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Solution

The fourth proportional to 5,316.93, 7,970.00 and 2,539.53 is: 3,806.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,316.93 : 7,970.00 = 2,539.53 : x
  2. Step 2: Convert to fraction form
    5,316.93/7,970.00 = 2,539.53/x
  3. Step 3: Cross multiply
    5,316.93x = 7,970.00 × 2,539.53
  4. Step 4: Simplify right side
    5,316.93x = 20,240,041.40
  5. Step 5: Solve for x
    x = 20,240,041.40/5,316.93
  6. Step 6: Final answer
    x = 3,806.72

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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.