Home / 10,349.72-14,278.06-6,157.08

Finding the Fourth Proportional to 10,349.72, 14,278.06 and 6,157.08

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Solution

The fourth proportional to 10,349.72, 14,278.06 and 6,157.08 is: 8,494.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,349.72 : 14,278.06 = 6,157.08 : x
  2. Step 2: Convert to fraction form
    10,349.72/14,278.06 = 6,157.08/x
  3. Step 3: Cross multiply
    10,349.72x = 14,278.06 × 6,157.08
  4. Step 4: Simplify right side
    10,349.72x = 87,911,157.66
  5. Step 5: Solve for x
    x = 87,911,157.66/10,349.72
  6. Step 6: Final answer
    x = 8,494.06

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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.