Home / 7,333.92-10,123.10-4,947.35

Finding the Fourth Proportional to 7,333.92, 10,123.10 and 4,947.35

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Solution

The fourth proportional to 7,333.92, 10,123.10 and 4,947.35 is: 6,828.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,333.92 : 10,123.10 = 4,947.35 : x
  2. Step 2: Convert to fraction form
    7,333.92/10,123.10 = 4,947.35/x
  3. Step 3: Cross multiply
    7,333.92x = 10,123.10 × 4,947.35
  4. Step 4: Simplify right side
    7,333.92x = 50,082,518.79
  5. Step 5: Solve for x
    x = 50,082,518.79/7,333.92
  6. Step 6: Final answer
    x = 6,828.89

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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.