Home / 6,598.02-9,895.31-1,916.78

Finding the Fourth Proportional to 6,598.02, 9,895.31 and 1,916.78

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Solution

The fourth proportional to 6,598.02, 9,895.31 and 1,916.78 is: 2,874.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,598.02 : 9,895.31 = 1,916.78 : x
  2. Step 2: Convert to fraction form
    6,598.02/9,895.31 = 1,916.78/x
  3. Step 3: Cross multiply
    6,598.02x = 9,895.31 × 1,916.78
  4. Step 4: Simplify right side
    6,598.02x = 18,967,073.24
  5. Step 5: Solve for x
    x = 18,967,073.24/6,598.02
  6. Step 6: Final answer
    x = 2,874.66

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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.