Home / 9,985.04-14,977.56-5,054.80

Finding the Fourth Proportional to 9,985.04, 14,977.56 and 5,054.80

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Solution

The fourth proportional to 9,985.04, 14,977.56 and 5,054.80 is: 7,582.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,985.04 : 14,977.56 = 5,054.80 : x
  2. Step 2: Convert to fraction form
    9,985.04/14,977.56 = 5,054.80/x
  3. Step 3: Cross multiply
    9,985.04x = 14,977.56 × 5,054.80
  4. Step 4: Simplify right side
    9,985.04x = 75,708,570.29
  5. Step 5: Solve for x
    x = 75,708,570.29/9,985.04
  6. Step 6: Final answer
    x = 7,582.20

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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.