Home / 10,652.16-14,700.03-6,178.56

Finding the Fourth Proportional to 10,652.16, 14,700.03 and 6,178.56

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Solution

The fourth proportional to 10,652.16, 14,700.03 and 6,178.56 is: 8,526.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,652.16 : 14,700.03 = 6,178.56 : x
  2. Step 2: Convert to fraction form
    10,652.16/14,700.03 = 6,178.56/x
  3. Step 3: Cross multiply
    10,652.16x = 14,700.03 × 6,178.56
  4. Step 4: Simplify right side
    10,652.16x = 90,825,017.36
  5. Step 5: Solve for x
    x = 90,825,017.36/10,652.16
  6. Step 6: Final answer
    x = 8,526.44

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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.