Home / 7,496.19-10,345.14-4,138.99

Finding the Fourth Proportional to 7,496.19, 10,345.14 and 4,138.99

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Solution

The fourth proportional to 7,496.19, 10,345.14 and 4,138.99 is: 5,712.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,496.19 : 10,345.14 = 4,138.99 : x
  2. Step 2: Convert to fraction form
    7,496.19/10,345.14 = 4,138.99/x
  3. Step 3: Cross multiply
    7,496.19x = 10,345.14 × 4,138.99
  4. Step 4: Simplify right side
    7,496.19x = 42,818,446.53
  5. Step 5: Solve for x
    x = 42,818,446.53/7,496.19
  6. Step 6: Final answer
    x = 5,712.03

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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.