Home / 1,973.16-2,960.96-999.95

Finding the Fourth Proportional to 1,973.16, 2,960.96 and 999.95

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Solution

The fourth proportional to 1,973.16, 2,960.96 and 999.95 is: 1,500.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,973.16 : 2,960.96 = 999.95 : x
  2. Step 2: Convert to fraction form
    1,973.16/2,960.96 = 999.95/x
  3. Step 3: Cross multiply
    1,973.16x = 2,960.96 × 999.95
  4. Step 4: Simplify right side
    1,973.16x = 2,960,792.15
  5. Step 5: Solve for x
    x = 2,960,792.15/1,973.16
  6. Step 6: Final answer
    x = 1,500.53

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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.