Home / 4,288.02-6,430.75-1,514.18

Finding the Fourth Proportional to 4,288.02, 6,430.75 and 1,514.18

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Solution

The fourth proportional to 4,288.02, 6,430.75 and 1,514.18 is: 2,270.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,288.02 : 6,430.75 = 1,514.18 : x
  2. Step 2: Convert to fraction form
    4,288.02/6,430.75 = 1,514.18/x
  3. Step 3: Cross multiply
    4,288.02x = 6,430.75 × 1,514.18
  4. Step 4: Simplify right side
    4,288.02x = 9,737,313.04
  5. Step 5: Solve for x
    x = 9,737,313.04/4,288.02
  6. Step 6: Final answer
    x = 2,270.82

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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.