Home / 4,047.40-6,071.10-1,582.30

Finding the Fourth Proportional to 4,047.40, 6,071.10 and 1,582.30

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Solution

The fourth proportional to 4,047.40, 6,071.10 and 1,582.30 is: 2,373.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,047.40 : 6,071.10 = 1,582.30 : x
  2. Step 2: Convert to fraction form
    4,047.40/6,071.10 = 1,582.30/x
  3. Step 3: Cross multiply
    4,047.40x = 6,071.10 × 1,582.30
  4. Step 4: Simplify right side
    4,047.40x = 9,606,301.53
  5. Step 5: Solve for x
    x = 9,606,301.53/4,047.40
  6. Step 6: Final answer
    x = 2,373.45

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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.