Home / 4,587.23-6,323.72-3,390.45

Finding the Fourth Proportional to 4,587.23, 6,323.72 and 3,390.45

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Solution

The fourth proportional to 4,587.23, 6,323.72 and 3,390.45 is: 4,673.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,587.23 : 6,323.72 = 3,390.45 : x
  2. Step 2: Convert to fraction form
    4,587.23/6,323.72 = 3,390.45/x
  3. Step 3: Cross multiply
    4,587.23x = 6,323.72 × 3,390.45
  4. Step 4: Simplify right side
    4,587.23x = 21,440,239.52
  5. Step 5: Solve for x
    x = 21,440,239.52/4,587.23
  6. Step 6: Final answer
    x = 4,673.90

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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.