Home / 5,432.76-8,100.48-5,334.35

Finding the Fourth Proportional to 5,432.76, 8,100.48 and 5,334.35

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Solution

The fourth proportional to 5,432.76, 8,100.48 and 5,334.35 is: 7,953.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,432.76 : 8,100.48 = 5,334.35 : x
  2. Step 2: Convert to fraction form
    5,432.76/8,100.48 = 5,334.35/x
  3. Step 3: Cross multiply
    5,432.76x = 8,100.48 × 5,334.35
  4. Step 4: Simplify right side
    5,432.76x = 43,210,754.99
  5. Step 5: Solve for x
    x = 43,210,754.99/5,432.76
  6. Step 6: Final answer
    x = 7,953.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.