Home / 7,454.34-10,291.05-5,223.06

Finding the Fourth Proportional to 7,454.34, 10,291.05 and 5,223.06

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Solution

The fourth proportional to 7,454.34, 10,291.05 and 5,223.06 is: 7,210.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,454.34 : 10,291.05 = 5,223.06 : x
  2. Step 2: Convert to fraction form
    7,454.34/10,291.05 = 5,223.06/x
  3. Step 3: Cross multiply
    7,454.34x = 10,291.05 × 5,223.06
  4. Step 4: Simplify right side
    7,454.34x = 53,750,771.61
  5. Step 5: Solve for x
    x = 53,750,771.61/7,454.34
  6. Step 6: Final answer
    x = 7,210.67

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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.