Home / 5,281.09-7,294.08-4,222.51

Finding the Fourth Proportional to 5,281.09, 7,294.08 and 4,222.51

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Solution

The fourth proportional to 5,281.09, 7,294.08 and 4,222.51 is: 5,832.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,281.09 : 7,294.08 = 4,222.51 : x
  2. Step 2: Convert to fraction form
    5,281.09/7,294.08 = 4,222.51/x
  3. Step 3: Cross multiply
    5,281.09x = 7,294.08 × 4,222.51
  4. Step 4: Simplify right side
    5,281.09x = 30,799,325.74
  5. Step 5: Solve for x
    x = 30,799,325.74/5,281.09
  6. Step 6: Final answer
    x = 5,832.00

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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.