Home / 10,802.20-14,906.16-6,085.60

Finding the Fourth Proportional to 10,802.20, 14,906.16 and 6,085.60

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Solution

The fourth proportional to 10,802.20, 14,906.16 and 6,085.60 is: 8,397.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,802.20 : 14,906.16 = 6,085.60 : x
  2. Step 2: Convert to fraction form
    10,802.20/14,906.16 = 6,085.60/x
  3. Step 3: Cross multiply
    10,802.20x = 14,906.16 × 6,085.60
  4. Step 4: Simplify right side
    10,802.20x = 90,712,927.30
  5. Step 5: Solve for x
    x = 90,712,927.30/10,802.20
  6. Step 6: Final answer
    x = 8,397.63

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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.