Home / 9,582.74-13,228.84-6,397.92

Finding the Fourth Proportional to 9,582.74, 13,228.84 and 6,397.92

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Solution

The fourth proportional to 9,582.74, 13,228.84 and 6,397.92 is: 8,832.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,582.74 : 13,228.84 = 6,397.92 : x
  2. Step 2: Convert to fraction form
    9,582.74/13,228.84 = 6,397.92/x
  3. Step 3: Cross multiply
    9,582.74x = 13,228.84 × 6,397.92
  4. Step 4: Simplify right side
    9,582.74x = 84,637,060.01
  5. Step 5: Solve for x
    x = 84,637,060.01/9,582.74
  6. Step 6: Final answer
    x = 8,832.24

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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.