Home / 7,581.74-10,459.85-4,747.95

Finding the Fourth Proportional to 7,581.74, 10,459.85 and 4,747.95

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Solution

The fourth proportional to 7,581.74, 10,459.85 and 4,747.95 is: 6,550.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,581.74 : 10,459.85 = 4,747.95 : x
  2. Step 2: Convert to fraction form
    7,581.74/10,459.85 = 4,747.95/x
  3. Step 3: Cross multiply
    7,581.74x = 10,459.85 × 4,747.95
  4. Step 4: Simplify right side
    7,581.74x = 49,662,821.07
  5. Step 5: Solve for x
    x = 49,662,821.07/7,581.74
  6. Step 6: Final answer
    x = 6,550.32

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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.