Home / 7,328.92-10,117.40-4,184.50

Finding the Fourth Proportional to 7,328.92, 10,117.40 and 4,184.50

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Solution

The fourth proportional to 7,328.92, 10,117.40 and 4,184.50 is: 5,776.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,328.92 : 10,117.40 = 4,184.50 : x
  2. Step 2: Convert to fraction form
    7,328.92/10,117.40 = 4,184.50/x
  3. Step 3: Cross multiply
    7,328.92x = 10,117.40 × 4,184.50
  4. Step 4: Simplify right side
    7,328.92x = 42,336,260.30
  5. Step 5: Solve for x
    x = 42,336,260.30/7,328.92
  6. Step 6: Final answer
    x = 5,776.60

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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.