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Finding the Fourth Proportional to 4,572.36, 6,303.06 and 4,048.20

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Solution

The fourth proportional to 4,572.36, 6,303.06 and 4,048.20 is: 5,580.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,572.36 : 6,303.06 = 4,048.20 : x
  2. Step 2: Convert to fraction form
    4,572.36/6,303.06 = 4,048.20/x
  3. Step 3: Cross multiply
    4,572.36x = 6,303.06 × 4,048.20
  4. Step 4: Simplify right side
    4,572.36x = 25,516,047.49
  5. Step 5: Solve for x
    x = 25,516,047.49/4,572.36
  6. Step 6: Final answer
    x = 5,580.50

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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.