Home / 4,971.50-7,457.27-1,684.62

Finding the Fourth Proportional to 4,971.50, 7,457.27 and 1,684.62

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Solution

The fourth proportional to 4,971.50, 7,457.27 and 1,684.62 is: 2,526.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,971.50 : 7,457.27 = 1,684.62 : x
  2. Step 2: Convert to fraction form
    4,971.50/7,457.27 = 1,684.62/x
  3. Step 3: Cross multiply
    4,971.50x = 7,457.27 × 1,684.62
  4. Step 4: Simplify right side
    4,971.50x = 12,562,666.19
  5. Step 5: Solve for x
    x = 12,562,666.19/4,971.50
  6. Step 6: Final answer
    x = 2,526.94

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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.