Home / 2,900.77-4,348.59-1,051.45

Finding the Fourth Proportional to 2,900.77, 4,348.59 and 1,051.45

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Solution

The fourth proportional to 2,900.77, 4,348.59 and 1,051.45 is: 1,576.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,900.77 : 4,348.59 = 1,051.45 : x
  2. Step 2: Convert to fraction form
    2,900.77/4,348.59 = 1,051.45/x
  3. Step 3: Cross multiply
    2,900.77x = 4,348.59 × 1,051.45
  4. Step 4: Simplify right side
    2,900.77x = 4,572,324.96
  5. Step 5: Solve for x
    x = 4,572,324.96/2,900.77
  6. Step 6: Final answer
    x = 1,576.25

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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.