Home / 10,731.16-14,808.63-6,255.10

Finding the Fourth Proportional to 10,731.16, 14,808.63 and 6,255.10

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Solution

The fourth proportional to 10,731.16, 14,808.63 and 6,255.10 is: 8,631.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,731.16 : 14,808.63 = 6,255.10 : x
  2. Step 2: Convert to fraction form
    10,731.16/14,808.63 = 6,255.10/x
  3. Step 3: Cross multiply
    10,731.16x = 14,808.63 × 6,255.10
  4. Step 4: Simplify right side
    10,731.16x = 92,629,461.51
  5. Step 5: Solve for x
    x = 92,629,461.51/10,731.16
  6. Step 6: Final answer
    x = 8,631.82

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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.