Home / 6,840.16-9,429.60-4,598.08

Finding the Fourth Proportional to 6,840.16, 9,429.60 and 4,598.08

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Solution

The fourth proportional to 6,840.16, 9,429.60 and 4,598.08 is: 6,338.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,840.16 : 9,429.60 = 4,598.08 : x
  2. Step 2: Convert to fraction form
    6,840.16/9,429.60 = 4,598.08/x
  3. Step 3: Cross multiply
    6,840.16x = 9,429.60 × 4,598.08
  4. Step 4: Simplify right side
    6,840.16x = 43,358,055.17
  5. Step 5: Solve for x
    x = 43,358,055.17/6,840.16
  6. Step 6: Final answer
    x = 6,338.75

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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.