Home / 4,995.70-7,492.89-1,298.19

Finding the Fourth Proportional to 4,995.70, 7,492.89 and 1,298.19

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Solution

The fourth proportional to 4,995.70, 7,492.89 and 1,298.19 is: 1,947.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,995.70 : 7,492.89 = 1,298.19 : x
  2. Step 2: Convert to fraction form
    4,995.70/7,492.89 = 1,298.19/x
  3. Step 3: Cross multiply
    4,995.70x = 7,492.89 × 1,298.19
  4. Step 4: Simplify right side
    4,995.70x = 9,727,194.87
  5. Step 5: Solve for x
    x = 9,727,194.87/4,995.70
  6. Step 6: Final answer
    x = 1,947.11

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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.