Home / 7,040.13-9,719.24-4,805.34

Finding the Fourth Proportional to 7,040.13, 9,719.24 and 4,805.34

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Solution

The fourth proportional to 7,040.13, 9,719.24 and 4,805.34 is: 6,634.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,040.13 : 9,719.24 = 4,805.34 : x
  2. Step 2: Convert to fraction form
    7,040.13/9,719.24 = 4,805.34/x
  3. Step 3: Cross multiply
    7,040.13x = 9,719.24 × 4,805.34
  4. Step 4: Simplify right side
    7,040.13x = 46,704,228.71
  5. Step 5: Solve for x
    x = 46,704,228.71/7,040.13
  6. Step 6: Final answer
    x = 6,634.00

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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.