Home / 7,106.10-9,812.60-4,458.06

Finding the Fourth Proportional to 7,106.10, 9,812.60 and 4,458.06

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Solution

The fourth proportional to 7,106.10, 9,812.60 and 4,458.06 is: 6,156.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,106.10 : 9,812.60 = 4,458.06 : x
  2. Step 2: Convert to fraction form
    7,106.10/9,812.60 = 4,458.06/x
  3. Step 3: Cross multiply
    7,106.10x = 9,812.60 × 4,458.06
  4. Step 4: Simplify right side
    7,106.10x = 43,745,159.56
  5. Step 5: Solve for x
    x = 43,745,159.56/7,106.10
  6. Step 6: Final answer
    x = 6,156.00

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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.