Home / 6,130.18-8,458.98-3,612.10

Finding the Fourth Proportional to 6,130.18, 8,458.98 and 3,612.10

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Solution

The fourth proportional to 6,130.18, 8,458.98 and 3,612.10 is: 4,984.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,130.18 : 8,458.98 = 3,612.10 : x
  2. Step 2: Convert to fraction form
    6,130.18/8,458.98 = 3,612.10/x
  3. Step 3: Cross multiply
    6,130.18x = 8,458.98 × 3,612.10
  4. Step 4: Simplify right side
    6,130.18x = 30,554,681.66
  5. Step 5: Solve for x
    x = 30,554,681.66/6,130.18
  6. Step 6: Final answer
    x = 4,984.30

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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.