Home / 2,421.48-3,632.20-2,303.42

Finding the Fourth Proportional to 2,421.48, 3,632.20 and 2,303.42

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Solution

The fourth proportional to 2,421.48, 3,632.20 and 2,303.42 is: 3,455.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,421.48 : 3,632.20 = 2,303.42 : x
  2. Step 2: Convert to fraction form
    2,421.48/3,632.20 = 2,303.42/x
  3. Step 3: Cross multiply
    2,421.48x = 3,632.20 × 2,303.42
  4. Step 4: Simplify right side
    2,421.48x = 8,366,482.12
  5. Step 5: Solve for x
    x = 8,366,482.12/2,421.48
  6. Step 6: Final answer
    x = 3,455.11

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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.