Home / 10,293.87-15,440.98-2,898.51

Finding the Fourth Proportional to 10,293.87, 15,440.98 and 2,898.51

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Solution

The fourth proportional to 10,293.87, 15,440.98 and 2,898.51 is: 4,347.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,293.87 : 15,440.98 = 2,898.51 : x
  2. Step 2: Convert to fraction form
    10,293.87/15,440.98 = 2,898.51/x
  3. Step 3: Cross multiply
    10,293.87x = 15,440.98 × 2,898.51
  4. Step 4: Simplify right side
    10,293.87x = 44,755,827.69
  5. Step 5: Solve for x
    x = 44,755,827.69/10,293.87
  6. Step 6: Final answer
    x = 4,347.81

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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.