Home / 7,630.04-10,528.08-4,272.96

Finding the Fourth Proportional to 7,630.04, 10,528.08 and 4,272.96

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Solution

The fourth proportional to 7,630.04, 10,528.08 and 4,272.96 is: 5,895.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,630.04 : 10,528.08 = 4,272.96 : x
  2. Step 2: Convert to fraction form
    7,630.04/10,528.08 = 4,272.96/x
  3. Step 3: Cross multiply
    7,630.04x = 10,528.08 × 4,272.96
  4. Step 4: Simplify right side
    7,630.04x = 44,986,064.72
  5. Step 5: Solve for x
    x = 44,986,064.72/7,630.04
  6. Step 6: Final answer
    x = 5,895.91

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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.