Home / 5,001.74-7,457.24-4,871.90

Finding the Fourth Proportional to 5,001.74, 7,457.24 and 4,871.90

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Solution

The fourth proportional to 5,001.74, 7,457.24 and 4,871.90 is: 7,263.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,001.74 : 7,457.24 = 4,871.90 : x
  2. Step 2: Convert to fraction form
    5,001.74/7,457.24 = 4,871.90/x
  3. Step 3: Cross multiply
    5,001.74x = 7,457.24 × 4,871.90
  4. Step 4: Simplify right side
    5,001.74x = 36,330,927.56
  5. Step 5: Solve for x
    x = 36,330,927.56/5,001.74
  6. Step 6: Final answer
    x = 7,263.66

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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.