Home / 8,734.84-12,050.52-5,376.64

Finding the Fourth Proportional to 8,734.84, 12,050.52 and 5,376.64

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Solution

The fourth proportional to 8,734.84, 12,050.52 and 5,376.64 is: 7,417.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,734.84 : 12,050.52 = 5,376.64 : x
  2. Step 2: Convert to fraction form
    8,734.84/12,050.52 = 5,376.64/x
  3. Step 3: Cross multiply
    8,734.84x = 12,050.52 × 5,376.64
  4. Step 4: Simplify right side
    8,734.84x = 64,791,307.85
  5. Step 5: Solve for x
    x = 64,791,307.85/8,734.84
  6. Step 6: Final answer
    x = 7,417.57

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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.