Home / 7,551.50-10,420.58-4,568.98

Finding the Fourth Proportional to 7,551.50, 10,420.58 and 4,568.98

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Solution

The fourth proportional to 7,551.50, 10,420.58 and 4,568.98 is: 6,304.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,551.50 : 10,420.58 = 4,568.98 : x
  2. Step 2: Convert to fraction form
    7,551.50/10,420.58 = 4,568.98/x
  3. Step 3: Cross multiply
    7,551.50x = 10,420.58 × 4,568.98
  4. Step 4: Simplify right side
    7,551.50x = 47,611,421.61
  5. Step 5: Solve for x
    x = 47,611,421.61/7,551.50
  6. Step 6: Final answer
    x = 6,304.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.