Home / 10,895.55-16,331.63-4,312.59

Finding the Fourth Proportional to 10,895.55, 16,331.63 and 4,312.59

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Solution

The fourth proportional to 10,895.55, 16,331.63 and 4,312.59 is: 6,464.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,895.55 : 16,331.63 = 4,312.59 : x
  2. Step 2: Convert to fraction form
    10,895.55/16,331.63 = 4,312.59/x
  3. Step 3: Cross multiply
    10,895.55x = 16,331.63 × 4,312.59
  4. Step 4: Simplify right side
    10,895.55x = 70,431,602.66
  5. Step 5: Solve for x
    x = 70,431,602.66/10,895.55
  6. Step 6: Final answer
    x = 6,464.25

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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.