Home / 4,703.81-6,488.96-3,957.50

Finding the Fourth Proportional to 4,703.81, 6,488.96 and 3,957.50

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Solution

The fourth proportional to 4,703.81, 6,488.96 and 3,957.50 is: 5,459.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,703.81 : 6,488.96 = 3,957.50 : x
  2. Step 2: Convert to fraction form
    4,703.81/6,488.96 = 3,957.50/x
  3. Step 3: Cross multiply
    4,703.81x = 6,488.96 × 3,957.50
  4. Step 4: Simplify right side
    4,703.81x = 25,680,006.97
  5. Step 5: Solve for x
    x = 25,680,006.97/4,703.81
  6. Step 6: Final answer
    x = 5,459.41

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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.