Home / 9,030.04-13,547.10-3,186.70

Finding the Fourth Proportional to 9,030.04, 13,547.10 and 3,186.70

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Solution

The fourth proportional to 9,030.04, 13,547.10 and 3,186.70 is: 4,780.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,030.04 : 13,547.10 = 3,186.70 : x
  2. Step 2: Convert to fraction form
    9,030.04/13,547.10 = 3,186.70/x
  3. Step 3: Cross multiply
    9,030.04x = 13,547.10 × 3,186.70
  4. Step 4: Simplify right side
    9,030.04x = 43,170,543.57
  5. Step 5: Solve for x
    x = 43,170,543.57/9,030.04
  6. Step 6: Final answer
    x = 4,780.77

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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.