Home / 7,113.02-9,816.39-4,461.35

Finding the Fourth Proportional to 7,113.02, 9,816.39 and 4,461.35

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Solution

The fourth proportional to 7,113.02, 9,816.39 and 4,461.35 is: 6,156.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,113.02 : 9,816.39 = 4,461.35 : x
  2. Step 2: Convert to fraction form
    7,113.02/9,816.39 = 4,461.35/x
  3. Step 3: Cross multiply
    7,113.02x = 9,816.39 × 4,461.35
  4. Step 4: Simplify right side
    7,113.02x = 43,794,302.44
  5. Step 5: Solve for x
    x = 43,794,302.44/7,113.02
  6. Step 6: Final answer
    x = 6,156.93

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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.