Home / 5,798.34-8,697.58-1,638.45

Finding the Fourth Proportional to 5,798.34, 8,697.58 and 1,638.45

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Solution

The fourth proportional to 5,798.34, 8,697.58 and 1,638.45 is: 2,457.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,798.34 : 8,697.58 = 1,638.45 : x
  2. Step 2: Convert to fraction form
    5,798.34/8,697.58 = 1,638.45/x
  3. Step 3: Cross multiply
    5,798.34x = 8,697.58 × 1,638.45
  4. Step 4: Simplify right side
    5,798.34x = 14,250,545.85
  5. Step 5: Solve for x
    x = 14,250,545.85/5,798.34
  6. Step 6: Final answer
    x = 2,457.69

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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.