Home / 4,428.24-6,641.61-1,308.18

Finding the Fourth Proportional to 4,428.24, 6,641.61 and 1,308.18

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Solution

The fourth proportional to 4,428.24, 6,641.61 and 1,308.18 is: 1,962.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,428.24 : 6,641.61 = 1,308.18 : x
  2. Step 2: Convert to fraction form
    4,428.24/6,641.61 = 1,308.18/x
  3. Step 3: Cross multiply
    4,428.24x = 6,641.61 × 1,308.18
  4. Step 4: Simplify right side
    4,428.24x = 8,688,421.37
  5. Step 5: Solve for x
    x = 8,688,421.37/4,428.24
  6. Step 6: Final answer
    x = 1,962.05

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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.