Home / 2,391.35-3,587.63-1,004.76

Finding the Fourth Proportional to 2,391.35, 3,587.63 and 1,004.76

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Solution

The fourth proportional to 2,391.35, 3,587.63 and 1,004.76 is: 1,507.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,391.35 : 3,587.63 = 1,004.76 : x
  2. Step 2: Convert to fraction form
    2,391.35/3,587.63 = 1,004.76/x
  3. Step 3: Cross multiply
    2,391.35x = 3,587.63 × 1,004.76
  4. Step 4: Simplify right side
    2,391.35x = 3,604,702.10
  5. Step 5: Solve for x
    x = 3,604,702.10/2,391.35
  6. Step 6: Final answer
    x = 1,507.40

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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.