Home / 9,037.12-12,470.10-5,057.23

Finding the Fourth Proportional to 9,037.12, 12,470.10 and 5,057.23

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Solution

The fourth proportional to 9,037.12, 12,470.10 and 5,057.23 is: 6,978.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,037.12 : 12,470.10 = 5,057.23 : x
  2. Step 2: Convert to fraction form
    9,037.12/12,470.10 = 5,057.23/x
  3. Step 3: Cross multiply
    9,037.12x = 12,470.10 × 5,057.23
  4. Step 4: Simplify right side
    9,037.12x = 63,064,163.82
  5. Step 5: Solve for x
    x = 63,064,163.82/9,037.12
  6. Step 6: Final answer
    x = 6,978.35

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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.