Home / 11,038.02-15,235.68-6,564.90

Finding the Fourth Proportional to 11,038.02, 15,235.68 and 6,564.90

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Solution

The fourth proportional to 11,038.02, 15,235.68 and 6,564.90 is: 9,061.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,038.02 : 15,235.68 = 6,564.90 : x
  2. Step 2: Convert to fraction form
    11,038.02/15,235.68 = 6,564.90/x
  3. Step 3: Cross multiply
    11,038.02x = 15,235.68 × 6,564.90
  4. Step 4: Simplify right side
    11,038.02x = 100,020,715.63
  5. Step 5: Solve for x
    x = 100,020,715.63/11,038.02
  6. Step 6: Final answer
    x = 9,061.47

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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.