Home / 7,518.43-10,383.95-5,124.29

Finding the Fourth Proportional to 7,518.43, 10,383.95 and 5,124.29

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Solution

The fourth proportional to 7,518.43, 10,383.95 and 5,124.29 is: 7,077.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,518.43 : 10,383.95 = 5,124.29 : x
  2. Step 2: Convert to fraction form
    7,518.43/10,383.95 = 5,124.29/x
  3. Step 3: Cross multiply
    7,518.43x = 10,383.95 × 5,124.29
  4. Step 4: Simplify right side
    7,518.43x = 53,210,345.52
  5. Step 5: Solve for x
    x = 53,210,345.52/7,518.43
  6. Step 6: Final answer
    x = 7,077.33

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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.