Home / 6,285.55-9,430.35-1,903.45

Finding the Fourth Proportional to 6,285.55, 9,430.35 and 1,903.45

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Solution

The fourth proportional to 6,285.55, 9,430.35 and 1,903.45 is: 2,855.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,285.55 : 9,430.35 = 1,903.45 : x
  2. Step 2: Convert to fraction form
    6,285.55/9,430.35 = 1,903.45/x
  3. Step 3: Cross multiply
    6,285.55x = 9,430.35 × 1,903.45
  4. Step 4: Simplify right side
    6,285.55x = 17,950,199.71
  5. Step 5: Solve for x
    x = 17,950,199.71/6,285.55
  6. Step 6: Final answer
    x = 2,855.79

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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.