Home / 4,070.49-5,615.76-2,300.77

Finding the Fourth Proportional to 4,070.49, 5,615.76 and 2,300.77

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Solution

The fourth proportional to 4,070.49, 5,615.76 and 2,300.77 is: 3,174.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,070.49 : 5,615.76 = 2,300.77 : x
  2. Step 2: Convert to fraction form
    4,070.49/5,615.76 = 2,300.77/x
  3. Step 3: Cross multiply
    4,070.49x = 5,615.76 × 2,300.77
  4. Step 4: Simplify right side
    4,070.49x = 12,920,572.14
  5. Step 5: Solve for x
    x = 12,920,572.14/4,070.49
  6. Step 6: Final answer
    x = 3,174.21

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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.