Home / 10,472.08-14,445.06-6,220.26

Finding the Fourth Proportional to 10,472.08, 14,445.06 and 6,220.26

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Solution

The fourth proportional to 10,472.08, 14,445.06 and 6,220.26 is: 8,580.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,472.08 : 14,445.06 = 6,220.26 : x
  2. Step 2: Convert to fraction form
    10,472.08/14,445.06 = 6,220.26/x
  3. Step 3: Cross multiply
    10,472.08x = 14,445.06 × 6,220.26
  4. Step 4: Simplify right side
    10,472.08x = 89,852,028.92
  5. Step 5: Solve for x
    x = 89,852,028.92/10,472.08
  6. Step 6: Final answer
    x = 8,580.15

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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.