Home / 2,140.13-3,210.12-601.13

Finding the Fourth Proportional to 2,140.13, 3,210.12 and 601.13

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Solution

The fourth proportional to 2,140.13, 3,210.12 and 601.13 is: 901.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,140.13 : 3,210.12 = 601.13 : x
  2. Step 2: Convert to fraction form
    2,140.13/3,210.12 = 601.13/x
  3. Step 3: Cross multiply
    2,140.13x = 3,210.12 × 601.13
  4. Step 4: Simplify right side
    2,140.13x = 1,929,699.44
  5. Step 5: Solve for x
    x = 1,929,699.44/2,140.13
  6. Step 6: Final answer
    x = 901.67

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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.