Home / 7,000.29-10,448.91-6,415.83

Finding the Fourth Proportional to 7,000.29, 10,448.91 and 6,415.83

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Solution

The fourth proportional to 7,000.29, 10,448.91 and 6,415.83 is: 9,576.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,000.29 : 10,448.91 = 6,415.83 : x
  2. Step 2: Convert to fraction form
    7,000.29/10,448.91 = 6,415.83/x
  3. Step 3: Cross multiply
    7,000.29x = 10,448.91 × 6,415.83
  4. Step 4: Simplify right side
    7,000.29x = 67,038,430.25
  5. Step 5: Solve for x
    x = 67,038,430.25/7,000.29
  6. Step 6: Final answer
    x = 9,576.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.