Home / 4,394.24-6,590.72-1,315.84

Finding the Fourth Proportional to 4,394.24, 6,590.72 and 1,315.84

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Solution

The fourth proportional to 4,394.24, 6,590.72 and 1,315.84 is: 1,973.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,394.24 : 6,590.72 = 1,315.84 : x
  2. Step 2: Convert to fraction form
    4,394.24/6,590.72 = 1,315.84/x
  3. Step 3: Cross multiply
    4,394.24x = 6,590.72 × 1,315.84
  4. Step 4: Simplify right side
    4,394.24x = 8,672,333.00
  5. Step 5: Solve for x
    x = 8,672,333.00/4,394.24
  6. Step 6: Final answer
    x = 1,973.57

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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.