Home / 5,670.20-8,505.72-1,510.19

Finding the Fourth Proportional to 5,670.20, 8,505.72 and 1,510.19

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Solution

The fourth proportional to 5,670.20, 8,505.72 and 1,510.19 is: 2,265.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,670.20 : 8,505.72 = 1,510.19 : x
  2. Step 2: Convert to fraction form
    5,670.20/8,505.72 = 1,510.19/x
  3. Step 3: Cross multiply
    5,670.20x = 8,505.72 × 1,510.19
  4. Step 4: Simplify right side
    5,670.20x = 12,845,210.76
  5. Step 5: Solve for x
    x = 12,845,210.76/5,670.20
  6. Step 6: Final answer
    x = 2,265.39

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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.