Home / 9,885.51-14,832.21-4,342.07

Finding the Fourth Proportional to 9,885.51, 14,832.21 and 4,342.07

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Solution

The fourth proportional to 9,885.51, 14,832.21 and 4,342.07 is: 6,514.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,885.51 : 14,832.21 = 4,342.07 : x
  2. Step 2: Convert to fraction form
    9,885.51/14,832.21 = 4,342.07/x
  3. Step 3: Cross multiply
    9,885.51x = 14,832.21 × 4,342.07
  4. Step 4: Simplify right side
    9,885.51x = 64,402,419.91
  5. Step 5: Solve for x
    x = 64,402,419.91/9,885.51
  6. Step 6: Final answer
    x = 6,514.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.