Home / 5,055.84-7,579.14-4,280.84

Finding the Fourth Proportional to 5,055.84, 7,579.14 and 4,280.84

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Solution

The fourth proportional to 5,055.84, 7,579.14 and 4,280.84 is: 6,417.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,055.84 : 7,579.14 = 4,280.84 : x
  2. Step 2: Convert to fraction form
    5,055.84/7,579.14 = 4,280.84/x
  3. Step 3: Cross multiply
    5,055.84x = 7,579.14 × 4,280.84
  4. Step 4: Simplify right side
    5,055.84x = 32,445,047.78
  5. Step 5: Solve for x
    x = 32,445,047.78/5,055.84
  6. Step 6: Final answer
    x = 6,417.34

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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.