Home / 5,430.76-8,140.44-2,510.98

Finding the Fourth Proportional to 5,430.76, 8,140.44 and 2,510.98

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Solution

The fourth proportional to 5,430.76, 8,140.44 and 2,510.98 is: 3,763.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,430.76 : 8,140.44 = 2,510.98 : x
  2. Step 2: Convert to fraction form
    5,430.76/8,140.44 = 2,510.98/x
  3. Step 3: Cross multiply
    5,430.76x = 8,140.44 × 2,510.98
  4. Step 4: Simplify right side
    5,430.76x = 20,440,482.03
  5. Step 5: Solve for x
    x = 20,440,482.03/5,430.76
  6. Step 6: Final answer
    x = 3,763.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.