Home / 4,971.24-7,457.58-1,508.76

Finding the Fourth Proportional to 4,971.24, 7,457.58 and 1,508.76

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Solution

The fourth proportional to 4,971.24, 7,457.58 and 1,508.76 is: 2,263.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,971.24 : 7,457.58 = 1,508.76 : x
  2. Step 2: Convert to fraction form
    4,971.24/7,457.58 = 1,508.76/x
  3. Step 3: Cross multiply
    4,971.24x = 7,457.58 × 1,508.76
  4. Step 4: Simplify right side
    4,971.24x = 11,251,698.40
  5. Step 5: Solve for x
    x = 11,251,698.40/4,971.24
  6. Step 6: Final answer
    x = 2,263.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.