Home / 7,948.85-10,970.40-4,591.67

Finding the Fourth Proportional to 7,948.85, 10,970.40 and 4,591.67

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Solution

The fourth proportional to 7,948.85, 10,970.40 and 4,591.67 is: 6,337.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,948.85 : 10,970.40 = 4,591.67 : x
  2. Step 2: Convert to fraction form
    7,948.85/10,970.40 = 4,591.67/x
  3. Step 3: Cross multiply
    7,948.85x = 10,970.40 × 4,591.67
  4. Step 4: Simplify right side
    7,948.85x = 50,372,456.57
  5. Step 5: Solve for x
    x = 50,372,456.57/7,948.85
  6. Step 6: Final answer
    x = 6,337.07

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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.