Home / 2,904.53-4,007.13-2,150.10

Finding the Fourth Proportional to 2,904.53, 4,007.13 and 2,150.10

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Solution

The fourth proportional to 2,904.53, 4,007.13 and 2,150.10 is: 2,966.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,904.53 : 4,007.13 = 2,150.10 : x
  2. Step 2: Convert to fraction form
    2,904.53/4,007.13 = 2,150.10/x
  3. Step 3: Cross multiply
    2,904.53x = 4,007.13 × 2,150.10
  4. Step 4: Simplify right side
    2,904.53x = 8,615,730.21
  5. Step 5: Solve for x
    x = 8,615,730.21/2,904.53
  6. Step 6: Final answer
    x = 2,966.31

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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.