Home / 9,051.57-13,574.02-3,126.95

Finding the Fourth Proportional to 9,051.57, 13,574.02 and 3,126.95

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Solution

The fourth proportional to 9,051.57, 13,574.02 and 3,126.95 is: 4,689.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,051.57 : 13,574.02 = 3,126.95 : x
  2. Step 2: Convert to fraction form
    9,051.57/13,574.02 = 3,126.95/x
  3. Step 3: Cross multiply
    9,051.57x = 13,574.02 × 3,126.95
  4. Step 4: Simplify right side
    9,051.57x = 42,445,206.15
  5. Step 5: Solve for x
    x = 42,445,206.15/9,051.57
  6. Step 6: Final answer
    x = 4,689.27

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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.