Home / 7,254.16-10,868.24-4,130.80

Finding the Fourth Proportional to 7,254.16, 10,868.24 and 4,130.80

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Solution

The fourth proportional to 7,254.16, 10,868.24 and 4,130.80 is: 6,188.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,254.16 : 10,868.24 = 4,130.80 : x
  2. Step 2: Convert to fraction form
    7,254.16/10,868.24 = 4,130.80/x
  3. Step 3: Cross multiply
    7,254.16x = 10,868.24 × 4,130.80
  4. Step 4: Simplify right side
    7,254.16x = 44,894,525.79
  5. Step 5: Solve for x
    x = 44,894,525.79/7,254.16
  6. Step 6: Final answer
    x = 6,188.80

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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.