Home / 10,416.16-14,373.84-5,700.64

Finding the Fourth Proportional to 10,416.16, 14,373.84 and 5,700.64

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Solution

The fourth proportional to 10,416.16, 14,373.84 and 5,700.64 is: 7,866.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,416.16 : 14,373.84 = 5,700.64 : x
  2. Step 2: Convert to fraction form
    10,416.16/14,373.84 = 5,700.64/x
  3. Step 3: Cross multiply
    10,416.16x = 14,373.84 × 5,700.64
  4. Step 4: Simplify right side
    10,416.16x = 81,940,087.26
  5. Step 5: Solve for x
    x = 81,940,087.26/10,416.16
  6. Step 6: Final answer
    x = 7,866.63

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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.