Home / 7,626.09-10,525.10-4,642.59

Finding the Fourth Proportional to 7,626.09, 10,525.10 and 4,642.59

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Solution

The fourth proportional to 7,626.09, 10,525.10 and 4,642.59 is: 6,407.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,626.09 : 10,525.10 = 4,642.59 : x
  2. Step 2: Convert to fraction form
    7,626.09/10,525.10 = 4,642.59/x
  3. Step 3: Cross multiply
    7,626.09x = 10,525.10 × 4,642.59
  4. Step 4: Simplify right side
    7,626.09x = 48,863,700.80
  5. Step 5: Solve for x
    x = 48,863,700.80/7,626.09
  6. Step 6: Final answer
    x = 6,407.44

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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.