Home / 7,037.90-9,710.95-4,012.96

Finding the Fourth Proportional to 7,037.90, 9,710.95 and 4,012.96

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Solution

The fourth proportional to 7,037.90, 9,710.95 and 4,012.96 is: 5,537.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,037.90 : 9,710.95 = 4,012.96 : x
  2. Step 2: Convert to fraction form
    7,037.90/9,710.95 = 4,012.96/x
  3. Step 3: Cross multiply
    7,037.90x = 9,710.95 × 4,012.96
  4. Step 4: Simplify right side
    7,037.90x = 38,969,671.07
  5. Step 5: Solve for x
    x = 38,969,671.07/7,037.90
  6. Step 6: Final answer
    x = 5,537.12

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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.