Home / 7,254.60-10,860.30-4,331.40

Finding the Fourth Proportional to 7,254.60, 10,860.30 and 4,331.40

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Solution

The fourth proportional to 7,254.60, 10,860.30 and 4,331.40 is: 6,484.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,254.60 : 10,860.30 = 4,331.40 : x
  2. Step 2: Convert to fraction form
    7,254.60/10,860.30 = 4,331.40/x
  3. Step 3: Cross multiply
    7,254.60x = 10,860.30 × 4,331.40
  4. Step 4: Simplify right side
    7,254.60x = 47,040,303.42
  5. Step 5: Solve for x
    x = 47,040,303.42/7,254.60
  6. Step 6: Final answer
    x = 6,484.20

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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.