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Finding the Fourth Proportional to 4,509.58, 6,762.58 and 1,875.32

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Solution

The fourth proportional to 4,509.58, 6,762.58 and 1,875.32 is: 2,812.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,509.58 : 6,762.58 = 1,875.32 : x
  2. Step 2: Convert to fraction form
    4,509.58/6,762.58 = 1,875.32/x
  3. Step 3: Cross multiply
    4,509.58x = 6,762.58 × 1,875.32
  4. Step 4: Simplify right side
    4,509.58x = 12,682,001.53
  5. Step 5: Solve for x
    x = 12,682,001.53/4,509.58
  6. Step 6: Final answer
    x = 2,812.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.