Home / 10,550.77-15,820.16-4,303.46

Finding the Fourth Proportional to 10,550.77, 15,820.16 and 4,303.46

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Solution

The fourth proportional to 10,550.77, 15,820.16 and 4,303.46 is: 6,452.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,550.77 : 15,820.16 = 4,303.46 : x
  2. Step 2: Convert to fraction form
    10,550.77/15,820.16 = 4,303.46/x
  3. Step 3: Cross multiply
    10,550.77x = 15,820.16 × 4,303.46
  4. Step 4: Simplify right side
    10,550.77x = 68,081,443.79
  5. Step 5: Solve for x
    x = 68,081,443.79/10,550.77
  6. Step 6: Final answer
    x = 6,452.75

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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.