Home / 10,013.09-13,818.43-6,476.30

Finding the Fourth Proportional to 10,013.09, 13,818.43 and 6,476.30

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Solution

The fourth proportional to 10,013.09, 13,818.43 and 6,476.30 is: 8,937.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,013.09 : 13,818.43 = 6,476.30 : x
  2. Step 2: Convert to fraction form
    10,013.09/13,818.43 = 6,476.30/x
  3. Step 3: Cross multiply
    10,013.09x = 13,818.43 × 6,476.30
  4. Step 4: Simplify right side
    10,013.09x = 89,492,298.21
  5. Step 5: Solve for x
    x = 89,492,298.21/10,013.09
  6. Step 6: Final answer
    x = 8,937.54

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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.