Home / 10,923.95-16,385.93-2,715.95

Finding the Fourth Proportional to 10,923.95, 16,385.93 and 2,715.95

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Solution

The fourth proportional to 10,923.95, 16,385.93 and 2,715.95 is: 4,073.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,923.95 : 16,385.93 = 2,715.95 : x
  2. Step 2: Convert to fraction form
    10,923.95/16,385.93 = 2,715.95/x
  3. Step 3: Cross multiply
    10,923.95x = 16,385.93 × 2,715.95
  4. Step 4: Simplify right side
    10,923.95x = 44,503,271.07
  5. Step 5: Solve for x
    x = 44,503,271.07/10,923.95
  6. Step 6: Final answer
    x = 4,073.92

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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.