Home / 4,482.28-6,678.33-4,230.76

Finding the Fourth Proportional to 4,482.28, 6,678.33 and 4,230.76

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Solution

The fourth proportional to 4,482.28, 6,678.33 and 4,230.76 is: 6,303.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,482.28 : 6,678.33 = 4,230.76 : x
  2. Step 2: Convert to fraction form
    4,482.28/6,678.33 = 4,230.76/x
  3. Step 3: Cross multiply
    4,482.28x = 6,678.33 × 4,230.76
  4. Step 4: Simplify right side
    4,482.28x = 28,254,411.43
  5. Step 5: Solve for x
    x = 28,254,411.43/4,482.28
  6. Step 6: Final answer
    x = 6,303.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.