Home / 6,878.10-10,317.02-1,684.02

Finding the Fourth Proportional to 6,878.10, 10,317.02 and 1,684.02

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Solution

The fourth proportional to 6,878.10, 10,317.02 and 1,684.02 is: 2,526.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,878.10 : 10,317.02 = 1,684.02 : x
  2. Step 2: Convert to fraction form
    6,878.10/10,317.02 = 1,684.02/x
  3. Step 3: Cross multiply
    6,878.10x = 10,317.02 × 1,684.02
  4. Step 4: Simplify right side
    6,878.10x = 17,374,068.02
  5. Step 5: Solve for x
    x = 17,374,068.02/6,878.10
  6. Step 6: Final answer
    x = 2,526.00

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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.