Home / 5,077.71-7,006.60-2,953.82

Finding the Fourth Proportional to 5,077.71, 7,006.60 and 2,953.82

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Solution

The fourth proportional to 5,077.71, 7,006.60 and 2,953.82 is: 4,075.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,077.71 : 7,006.60 = 2,953.82 : x
  2. Step 2: Convert to fraction form
    5,077.71/7,006.60 = 2,953.82/x
  3. Step 3: Cross multiply
    5,077.71x = 7,006.60 × 2,953.82
  4. Step 4: Simplify right side
    5,077.71x = 20,696,217.01
  5. Step 5: Solve for x
    x = 20,696,217.01/5,077.71
  6. Step 6: Final answer
    x = 4,075.89

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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.