Home / 10,206.28-14,085.48-5,730.33

Finding the Fourth Proportional to 10,206.28, 14,085.48 and 5,730.33

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Solution

The fourth proportional to 10,206.28, 14,085.48 and 5,730.33 is: 7,908.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,206.28 : 14,085.48 = 5,730.33 : x
  2. Step 2: Convert to fraction form
    10,206.28/14,085.48 = 5,730.33/x
  3. Step 3: Cross multiply
    10,206.28x = 14,085.48 × 5,730.33
  4. Step 4: Simplify right side
    10,206.28x = 80,714,378.18
  5. Step 5: Solve for x
    x = 80,714,378.18/10,206.28
  6. Step 6: Final answer
    x = 7,908.31

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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.