Home / 7,358.04-10,139.58-4,837.32

Finding the Fourth Proportional to 7,358.04, 10,139.58 and 4,837.32

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Solution

The fourth proportional to 7,358.04, 10,139.58 and 4,837.32 is: 6,665.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,358.04 : 10,139.58 = 4,837.32 : x
  2. Step 2: Convert to fraction form
    7,358.04/10,139.58 = 4,837.32/x
  3. Step 3: Cross multiply
    7,358.04x = 10,139.58 × 4,837.32
  4. Step 4: Simplify right side
    7,358.04x = 49,048,393.13
  5. Step 5: Solve for x
    x = 49,048,393.13/7,358.04
  6. Step 6: Final answer
    x = 6,665.96

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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.