Home / 8,964.02-12,368.83-4,984.60

Finding the Fourth Proportional to 8,964.02, 12,368.83 and 4,984.60

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Solution

The fourth proportional to 8,964.02, 12,368.83 and 4,984.60 is: 6,877.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,964.02 : 12,368.83 = 4,984.60 : x
  2. Step 2: Convert to fraction form
    8,964.02/12,368.83 = 4,984.60/x
  3. Step 3: Cross multiply
    8,964.02x = 12,368.83 × 4,984.60
  4. Step 4: Simplify right side
    8,964.02x = 61,653,670.02
  5. Step 5: Solve for x
    x = 61,653,670.02/8,964.02
  6. Step 6: Final answer
    x = 6,877.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.