Home / 5,070.84-7,570.83-4,376.76

Finding the Fourth Proportional to 5,070.84, 7,570.83 and 4,376.76

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Solution

The fourth proportional to 5,070.84, 7,570.83 and 4,376.76 is: 6,534.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,070.84 : 7,570.83 = 4,376.76 : x
  2. Step 2: Convert to fraction form
    5,070.84/7,570.83 = 4,376.76/x
  3. Step 3: Cross multiply
    5,070.84x = 7,570.83 × 4,376.76
  4. Step 4: Simplify right side
    5,070.84x = 33,135,705.91
  5. Step 5: Solve for x
    x = 33,135,705.91/5,070.84
  6. Step 6: Final answer
    x = 6,534.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.