Home / 4,587.90-6,330.99-2,491.98

Finding the Fourth Proportional to 4,587.90, 6,330.99 and 2,491.98

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Solution

The fourth proportional to 4,587.90, 6,330.99 and 2,491.98 is: 3,438.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,587.90 : 6,330.99 = 2,491.98 : x
  2. Step 2: Convert to fraction form
    4,587.90/6,330.99 = 2,491.98/x
  3. Step 3: Cross multiply
    4,587.90x = 6,330.99 × 2,491.98
  4. Step 4: Simplify right side
    4,587.90x = 15,776,700.46
  5. Step 5: Solve for x
    x = 15,776,700.46/4,587.90
  6. Step 6: Final answer
    x = 3,438.76

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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.