Home / 7,328.61-10,973.88-6,155.91

Finding the Fourth Proportional to 7,328.61, 10,973.88 and 6,155.91

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Solution

The fourth proportional to 7,328.61, 10,973.88 and 6,155.91 is: 9,217.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,328.61 : 10,973.88 = 6,155.91 : x
  2. Step 2: Convert to fraction form
    7,328.61/10,973.88 = 6,155.91/x
  3. Step 3: Cross multiply
    7,328.61x = 10,973.88 × 6,155.91
  4. Step 4: Simplify right side
    7,328.61x = 67,554,217.63
  5. Step 5: Solve for x
    x = 67,554,217.63/7,328.61
  6. Step 6: Final answer
    x = 9,217.88

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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.