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Finding the Fourth Proportional to 7,587.56, 10,470.08 and 4,603.22

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Solution

The fourth proportional to 7,587.56, 10,470.08 and 4,603.22 is: 6,351.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,587.56 : 10,470.08 = 4,603.22 : x
  2. Step 2: Convert to fraction form
    7,587.56/10,470.08 = 4,603.22/x
  3. Step 3: Cross multiply
    7,587.56x = 10,470.08 × 4,603.22
  4. Step 4: Simplify right side
    7,587.56x = 48,196,119.34
  5. Step 5: Solve for x
    x = 48,196,119.34/7,587.56
  6. Step 6: Final answer
    x = 6,351.99

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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.