Home / 3,070.73-4,605.88-1,315.73

Finding the Fourth Proportional to 3,070.73, 4,605.88 and 1,315.73

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Solution

The fourth proportional to 3,070.73, 4,605.88 and 1,315.73 is: 1,973.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,070.73 : 4,605.88 = 1,315.73 : x
  2. Step 2: Convert to fraction form
    3,070.73/4,605.88 = 1,315.73/x
  3. Step 3: Cross multiply
    3,070.73x = 4,605.88 × 1,315.73
  4. Step 4: Simplify right side
    3,070.73x = 6,060,094.49
  5. Step 5: Solve for x
    x = 6,060,094.49/3,070.73
  6. Step 6: Final answer
    x = 1,973.50

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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.