Home / 4,717.42-6,510-2,621.50

Finding the Fourth Proportional to 4,717.42, 6,510 and 2,621.50

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Solution

The fourth proportional to 4,717.42, 6,510 and 2,621.50 is: 3,617.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,717.42 : 6,510 = 2,621.50 : x
  2. Step 2: Convert to fraction form
    4,717.42/6,510 = 2,621.50/x
  3. Step 3: Cross multiply
    4,717.42x = 6,510 × 2,621.50
  4. Step 4: Simplify right side
    4,717.42x = 17,065,965
  5. Step 5: Solve for x
    x = 17,065,965/4,717.42
  6. Step 6: Final answer
    x = 3,617.65

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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.