Home / 10,347.03-14,279.04-5,870.70

Finding the Fourth Proportional to 10,347.03, 14,279.04 and 5,870.70

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Solution

The fourth proportional to 10,347.03, 14,279.04 and 5,870.70 is: 8,101.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,347.03 : 14,279.04 = 5,870.70 : x
  2. Step 2: Convert to fraction form
    10,347.03/14,279.04 = 5,870.70/x
  3. Step 3: Cross multiply
    10,347.03x = 14,279.04 × 5,870.70
  4. Step 4: Simplify right side
    10,347.03x = 83,827,960.13
  5. Step 5: Solve for x
    x = 83,827,960.13/10,347.03
  6. Step 6: Final answer
    x = 8,101.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.