Home / 4,703.20-6,490.32-2,607.28

Finding the Fourth Proportional to 4,703.20, 6,490.32 and 2,607.28

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Solution

The fourth proportional to 4,703.20, 6,490.32 and 2,607.28 is: 3,597.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,703.20 : 6,490.32 = 2,607.28 : x
  2. Step 2: Convert to fraction form
    4,703.20/6,490.32 = 2,607.28/x
  3. Step 3: Cross multiply
    4,703.20x = 6,490.32 × 2,607.28
  4. Step 4: Simplify right side
    4,703.20x = 16,922,081.53
  5. Step 5: Solve for x
    x = 16,922,081.53/4,703.20
  6. Step 6: Final answer
    x = 3,597.99

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1.5x scale

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.