Home / 10,817.02-14,927.55-6,340.87

Finding the Fourth Proportional to 10,817.02, 14,927.55 and 6,340.87

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Solution

The fourth proportional to 10,817.02, 14,927.55 and 6,340.87 is: 8,750.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,817.02 : 14,927.55 = 6,340.87 : x
  2. Step 2: Convert to fraction form
    10,817.02/14,927.55 = 6,340.87/x
  3. Step 3: Cross multiply
    10,817.02x = 14,927.55 × 6,340.87
  4. Step 4: Simplify right side
    10,817.02x = 94,653,579.33
  5. Step 5: Solve for x
    x = 94,653,579.33/10,817.02
  6. Step 6: Final answer
    x = 8,750.43

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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.