Home / 10,810.96-14,904.32-6,830.08

Finding the Fourth Proportional to 10,810.96, 14,904.32 and 6,830.08

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Solution

The fourth proportional to 10,810.96, 14,904.32 and 6,830.08 is: 9,416.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,810.96 : 14,904.32 = 6,830.08 : x
  2. Step 2: Convert to fraction form
    10,810.96/14,904.32 = 6,830.08/x
  3. Step 3: Cross multiply
    10,810.96x = 14,904.32 × 6,830.08
  4. Step 4: Simplify right side
    10,810.96x = 101,797,697.95
  5. Step 5: Solve for x
    x = 101,797,697.95/10,810.96
  6. Step 6: Final answer
    x = 9,416.16

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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.