Home / 6,285.63-9,428.48-1,903.13

Finding the Fourth Proportional to 6,285.63, 9,428.48 and 1,903.13

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Solution

The fourth proportional to 6,285.63, 9,428.48 and 1,903.13 is: 2,854.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,285.63 : 9,428.48 = 1,903.13 : x
  2. Step 2: Convert to fraction form
    6,285.63/9,428.48 = 1,903.13/x
  3. Step 3: Cross multiply
    6,285.63x = 9,428.48 × 1,903.13
  4. Step 4: Simplify right side
    6,285.63x = 17,943,566.48
  5. Step 5: Solve for x
    x = 17,943,566.48/6,285.63
  6. Step 6: Final answer
    x = 2,854.70

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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.