Home / 2,325.32-3,210.35-1,529.90

Finding the Fourth Proportional to 2,325.32, 3,210.35 and 1,529.90

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Solution

The fourth proportional to 2,325.32, 3,210.35 and 1,529.90 is: 2,112.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,325.32 : 3,210.35 = 1,529.90 : x
  2. Step 2: Convert to fraction form
    2,325.32/3,210.35 = 1,529.90/x
  3. Step 3: Cross multiply
    2,325.32x = 3,210.35 × 1,529.90
  4. Step 4: Simplify right side
    2,325.32x = 4,911,514.47
  5. Step 5: Solve for x
    x = 4,911,514.47/2,325.32
  6. Step 6: Final answer
    x = 2,112.19

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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.