Home / 6,289.04-9,438.08-5,071.16

Finding the Fourth Proportional to 6,289.04, 9,438.08 and 5,071.16

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Solution

The fourth proportional to 6,289.04, 9,438.08 and 5,071.16 is: 7,610.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,289.04 : 9,438.08 = 5,071.16 : x
  2. Step 2: Convert to fraction form
    6,289.04/9,438.08 = 5,071.16/x
  3. Step 3: Cross multiply
    6,289.04x = 9,438.08 × 5,071.16
  4. Step 4: Simplify right side
    6,289.04x = 47,862,013.77
  5. Step 5: Solve for x
    x = 47,862,013.77/6,289.04
  6. Step 6: Final answer
    x = 7,610.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.