Home / 3,317.68-4,976.70-2,598.40

Finding the Fourth Proportional to 3,317.68, 4,976.70 and 2,598.40

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Solution

The fourth proportional to 3,317.68, 4,976.70 and 2,598.40 is: 3,897.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,317.68 : 4,976.70 = 2,598.40 : x
  2. Step 2: Convert to fraction form
    3,317.68/4,976.70 = 2,598.40/x
  3. Step 3: Cross multiply
    3,317.68x = 4,976.70 × 2,598.40
  4. Step 4: Simplify right side
    3,317.68x = 12,931,457.28
  5. Step 5: Solve for x
    x = 12,931,457.28/3,317.68
  6. Step 6: Final answer
    x = 3,897.74

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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.