Home / 7,434.59-10,259.46-4,290.17

Finding the Fourth Proportional to 7,434.59, 10,259.46 and 4,290.17

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Solution

The fourth proportional to 7,434.59, 10,259.46 and 4,290.17 is: 5,920.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,434.59 : 10,259.46 = 4,290.17 : x
  2. Step 2: Convert to fraction form
    7,434.59/10,259.46 = 4,290.17/x
  3. Step 3: Cross multiply
    7,434.59x = 10,259.46 × 4,290.17
  4. Step 4: Simplify right side
    7,434.59x = 44,014,776.21
  5. Step 5: Solve for x
    x = 44,014,776.21/7,434.59
  6. Step 6: Final answer
    x = 5,920.27

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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.