Home / 10,816.95-14,926.33-6,278.93

Finding the Fourth Proportional to 10,816.95, 14,926.33 and 6,278.93

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Solution

The fourth proportional to 10,816.95, 14,926.33 and 6,278.93 is: 8,664.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,816.95 : 14,926.33 = 6,278.93 : x
  2. Step 2: Convert to fraction form
    10,816.95/14,926.33 = 6,278.93/x
  3. Step 3: Cross multiply
    10,816.95x = 14,926.33 × 6,278.93
  4. Step 4: Simplify right side
    10,816.95x = 93,721,381.23
  5. Step 5: Solve for x
    x = 93,721,381.23/10,816.95
  6. Step 6: Final answer
    x = 8,664.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.