Home / 4,685.36-6,468.84-3,007.40

Finding the Fourth Proportional to 4,685.36, 6,468.84 and 3,007.40

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Solution

The fourth proportional to 4,685.36, 6,468.84 and 3,007.40 is: 4,152.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,685.36 : 6,468.84 = 3,007.40 : x
  2. Step 2: Convert to fraction form
    4,685.36/6,468.84 = 3,007.40/x
  3. Step 3: Cross multiply
    4,685.36x = 6,468.84 × 3,007.40
  4. Step 4: Simplify right side
    4,685.36x = 19,454,389.42
  5. Step 5: Solve for x
    x = 19,454,389.42/4,685.36
  6. Step 6: Final answer
    x = 4,152.17

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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.