Home / 10,530.17-14,526.39-6,278.24

Finding the Fourth Proportional to 10,530.17, 14,526.39 and 6,278.24

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Solution

The fourth proportional to 10,530.17, 14,526.39 and 6,278.24 is: 8,660.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,530.17 : 14,526.39 = 6,278.24 : x
  2. Step 2: Convert to fraction form
    10,530.17/14,526.39 = 6,278.24/x
  3. Step 3: Cross multiply
    10,530.17x = 14,526.39 × 6,278.24
  4. Step 4: Simplify right side
    10,530.17x = 91,200,090.12
  5. Step 5: Solve for x
    x = 91,200,090.12/10,530.17
  6. Step 6: Final answer
    x = 8,660.84

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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.