Home / 10,830.15-14,946.66-6,580.28

Finding the Fourth Proportional to 10,830.15, 14,946.66 and 6,580.28

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Solution

The fourth proportional to 10,830.15, 14,946.66 and 6,580.28 is: 9,081.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,830.15 : 14,946.66 = 6,580.28 : x
  2. Step 2: Convert to fraction form
    10,830.15/14,946.66 = 6,580.28/x
  3. Step 3: Cross multiply
    10,830.15x = 14,946.66 × 6,580.28
  4. Step 4: Simplify right side
    10,830.15x = 98,353,245.23
  5. Step 5: Solve for x
    x = 98,353,245.23/10,830.15
  6. Step 6: Final answer
    x = 9,081.43

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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.