Home / 5,031.78-7,577.80-4,582.87

Finding the Fourth Proportional to 5,031.78, 7,577.80 and 4,582.87

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Solution

The fourth proportional to 5,031.78, 7,577.80 and 4,582.87 is: 6,901.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,031.78 : 7,577.80 = 4,582.87 : x
  2. Step 2: Convert to fraction form
    5,031.78/7,577.80 = 4,582.87/x
  3. Step 3: Cross multiply
    5,031.78x = 7,577.80 × 4,582.87
  4. Step 4: Simplify right side
    5,031.78x = 34,728,041.88
  5. Step 5: Solve for x
    x = 34,728,041.88/5,031.78
  6. Step 6: Final answer
    x = 6,901.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.