Home / 9,655.47-14,484.56-2,990.52

Finding the Fourth Proportional to 9,655.47, 14,484.56 and 2,990.52

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Solution

The fourth proportional to 9,655.47, 14,484.56 and 2,990.52 is: 4,486.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,655.47 : 14,484.56 = 2,990.52 : x
  2. Step 2: Convert to fraction form
    9,655.47/14,484.56 = 2,990.52/x
  3. Step 3: Cross multiply
    9,655.47x = 14,484.56 × 2,990.52
  4. Step 4: Simplify right side
    9,655.47x = 43,316,351.42
  5. Step 5: Solve for x
    x = 43,316,351.42/9,655.47
  6. Step 6: Final answer
    x = 4,486.20

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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.