Home / 8,416.50-11,613.40-5,058.51

Finding the Fourth Proportional to 8,416.50, 11,613.40 and 5,058.51

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Solution

The fourth proportional to 8,416.50, 11,613.40 and 5,058.51 is: 6,979.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,416.50 : 11,613.40 = 5,058.51 : x
  2. Step 2: Convert to fraction form
    8,416.50/11,613.40 = 5,058.51/x
  3. Step 3: Cross multiply
    8,416.50x = 11,613.40 × 5,058.51
  4. Step 4: Simplify right side
    8,416.50x = 58,746,500.03
  5. Step 5: Solve for x
    x = 58,746,500.03/8,416.50
  6. Step 6: Final answer
    x = 6,979.92

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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.