Home / 2,394.70-3,587.51-2,007.20

Finding the Fourth Proportional to 2,394.70, 3,587.51 and 2,007.20

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Solution

The fourth proportional to 2,394.70, 3,587.51 and 2,007.20 is: 3,007.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,394.70 : 3,587.51 = 2,007.20 : x
  2. Step 2: Convert to fraction form
    2,394.70/3,587.51 = 2,007.20/x
  3. Step 3: Cross multiply
    2,394.70x = 3,587.51 × 2,007.20
  4. Step 4: Simplify right side
    2,394.70x = 7,200,864.06
  5. Step 5: Solve for x
    x = 7,200,864.06/2,394.70
  6. Step 6: Final answer
    x = 3,007.00

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1.5x scale

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.