Home / 5,911.55-8,870.04-2,403.98

Finding the Fourth Proportional to 5,911.55, 8,870.04 and 2,403.98

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Solution

The fourth proportional to 5,911.55, 8,870.04 and 2,403.98 is: 3,607.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,911.55 : 8,870.04 = 2,403.98 : x
  2. Step 2: Convert to fraction form
    5,911.55/8,870.04 = 2,403.98/x
  3. Step 3: Cross multiply
    5,911.55x = 8,870.04 × 2,403.98
  4. Step 4: Simplify right side
    5,911.55x = 21,323,354.41
  5. Step 5: Solve for x
    x = 21,323,354.41/5,911.55
  6. Step 6: Final answer
    x = 3,607.07

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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.