Home / 10,560.12-14,559.72-6,776.60

Finding the Fourth Proportional to 10,560.12, 14,559.72 and 6,776.60

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Solution

The fourth proportional to 10,560.12, 14,559.72 and 6,776.60 is: 9,343.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,560.12 : 14,559.72 = 6,776.60 : x
  2. Step 2: Convert to fraction form
    10,560.12/14,559.72 = 6,776.60/x
  3. Step 3: Cross multiply
    10,560.12x = 14,559.72 × 6,776.60
  4. Step 4: Simplify right side
    10,560.12x = 98,665,398.55
  5. Step 5: Solve for x
    x = 98,665,398.55/10,560.12
  6. Step 6: Final answer
    x = 9,343.21

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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.