Home / 8,875.30-13,315.38-7,032.58

Finding the Fourth Proportional to 8,875.30, 13,315.38 and 7,032.58

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Solution

The fourth proportional to 8,875.30, 13,315.38 and 7,032.58 is: 10,550.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,875.30 : 13,315.38 = 7,032.58 : x
  2. Step 2: Convert to fraction form
    8,875.30/13,315.38 = 7,032.58/x
  3. Step 3: Cross multiply
    8,875.30x = 13,315.38 × 7,032.58
  4. Step 4: Simplify right side
    8,875.30x = 93,641,475.08
  5. Step 5: Solve for x
    x = 93,641,475.08/8,875.30
  6. Step 6: Final answer
    x = 10,550.80

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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.