Home / 9,389.04-14,085.52-4,459.20

Finding the Fourth Proportional to 9,389.04, 14,085.52 and 4,459.20

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Solution

The fourth proportional to 9,389.04, 14,085.52 and 4,459.20 is: 6,689.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,389.04 : 14,085.52 = 4,459.20 : x
  2. Step 2: Convert to fraction form
    9,389.04/14,085.52 = 4,459.20/x
  3. Step 3: Cross multiply
    9,389.04x = 14,085.52 × 4,459.20
  4. Step 4: Simplify right side
    9,389.04x = 62,810,150.78
  5. Step 5: Solve for x
    x = 62,810,150.78/9,389.04
  6. Step 6: Final answer
    x = 6,689.73

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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.