Home / 10,356.06-15,530.74-4,114.20

Finding the Fourth Proportional to 10,356.06, 15,530.74 and 4,114.20

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Solution

The fourth proportional to 10,356.06, 15,530.74 and 4,114.20 is: 6,169.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,356.06 : 15,530.74 = 4,114.20 : x
  2. Step 2: Convert to fraction form
    10,356.06/15,530.74 = 4,114.20/x
  3. Step 3: Cross multiply
    10,356.06x = 15,530.74 × 4,114.20
  4. Step 4: Simplify right side
    10,356.06x = 63,896,570.51
  5. Step 5: Solve for x
    x = 63,896,570.51/10,356.06
  6. Step 6: Final answer
    x = 6,169.97

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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.