Home / 10,382.16-14,327.84-5,846.40

Finding the Fourth Proportional to 10,382.16, 14,327.84 and 5,846.40

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Solution

The fourth proportional to 10,382.16, 14,327.84 and 5,846.40 is: 8,068.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,382.16 : 14,327.84 = 5,846.40 : x
  2. Step 2: Convert to fraction form
    10,382.16/14,327.84 = 5,846.40/x
  3. Step 3: Cross multiply
    10,382.16x = 14,327.84 × 5,846.40
  4. Step 4: Simplify right side
    10,382.16x = 83,766,342.80
  5. Step 5: Solve for x
    x = 83,766,342.80/10,382.16
  6. Step 6: Final answer
    x = 8,068.30

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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.