Home / 8,417.55-12,622.45-2,492.32

Finding the Fourth Proportional to 8,417.55, 12,622.45 and 2,492.32

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Solution

The fourth proportional to 8,417.55, 12,622.45 and 2,492.32 is: 3,737.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,417.55 : 12,622.45 = 2,492.32 : x
  2. Step 2: Convert to fraction form
    8,417.55/12,622.45 = 2,492.32/x
  3. Step 3: Cross multiply
    8,417.55x = 12,622.45 × 2,492.32
  4. Step 4: Simplify right side
    8,417.55x = 31,459,184.58
  5. Step 5: Solve for x
    x = 31,459,184.58/8,417.55
  6. Step 6: Final answer
    x = 3,737.33

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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.