Home / 9,027.51-12,449.85-5,670.63

Finding the Fourth Proportional to 9,027.51, 12,449.85 and 5,670.63

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Solution

The fourth proportional to 9,027.51, 12,449.85 and 5,670.63 is: 7,820.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,027.51 : 12,449.85 = 5,670.63 : x
  2. Step 2: Convert to fraction form
    9,027.51/12,449.85 = 5,670.63/x
  3. Step 3: Cross multiply
    9,027.51x = 12,449.85 × 5,670.63
  4. Step 4: Simplify right side
    9,027.51x = 70,598,492.91
  5. Step 5: Solve for x
    x = 70,598,492.91/9,027.51
  6. Step 6: Final answer
    x = 7,820.37

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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.