Home / 7,089.48-9,782.13-4,571.10

Finding the Fourth Proportional to 7,089.48, 9,782.13 and 4,571.10

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Solution

The fourth proportional to 7,089.48, 9,782.13 and 4,571.10 is: 6,307.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,089.48 : 9,782.13 = 4,571.10 : x
  2. Step 2: Convert to fraction form
    7,089.48/9,782.13 = 4,571.10/x
  3. Step 3: Cross multiply
    7,089.48x = 9,782.13 × 4,571.10
  4. Step 4: Simplify right side
    7,089.48x = 44,715,094.44
  5. Step 5: Solve for x
    x = 44,715,094.44/7,089.48
  6. Step 6: Final answer
    x = 6,307.25

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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.